64517200

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:114

約数の個数: 180

約数和(自身を含む): 179960704

約数和(自身を除く): 115443504

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 31, 40, 43, 44, 50, 55, 62, 80, 86, 88, 100, 110, 121, 124, 155, 172, 176, 200, 215, 220, 242, 248, 275, 310, 341, 344, 400, 430, 440, 473, 484, 496, 550, 605, 620, 682, 688, 775, 860, 880, 946, 968, 1075, 1100, 1210, 1240, 1333, 1364, 1550, 1705, 1720, 1892, 1936, 2150, 2200, 2365, 2420, 2480, 2666, 2728, 3025, 3100, 3410, 3440, 3751, 3784, 4300, 4400, 4730, 4840, 5203, 5332, 5456, 6050, 6200, 6665, 6820, 7502, 7568, 8525, 8600, 9460, 9680, 10406, 10664, 11825, 12100, 12400, 13330, 13640, 14663, 15004, 17050, 17200, 18755, 18920, 20812, 21328, 23650, 24200, 26015, 26660, 27280, 29326, 30008, 33325, 34100, 37510, 37840, 41624, 47300, 48400, 52030, 53320, 58652, 60016, 66650, 68200, 73315, 75020, 83248, 93775, 94600, 104060, 106640, 117304, 130075, 133300, 136400, 146630, 150040, 161293, 187550, 189200, 208120, 234608, 260150, 266600, 293260, 300080, 322586, 366575, 375100, 416240, 520300, 533200, 586520, 645172, 733150, 750200, 806465, 1040600, 1173040, 1290344, 1466300, 1500400, 1612930, 2081200, 2580688, 2932600, 3225860, 4032325, 5865200, 6451720, 8064650, 12903440, 16129300, 32258600, 64517200]

約数ペア:

[(1, 64517200), (2, 32258600), (4, 16129300), (5, 12903440), (8, 8064650), (10, 6451720), (11, 5865200), (16, 4032325), (20, 3225860), (22, 2932600), (25, 2580688), (31, 2081200), (40, 1612930), (43, 1500400), (44, 1466300), (50, 1290344), (55, 1173040), (62, 1040600), (80, 806465), (86, 750200), (88, 733150), (100, 645172), (110, 586520), (121, 533200), (124, 520300), (155, 416240), (172, 375100), (176, 366575), (200, 322586), (215, 300080), (220, 293260), (242, 266600), (248, 260150), (275, 234608), (310, 208120), (341, 189200), (344, 187550), (400, 161293), (430, 150040), (440, 146630), (473, 136400), (484, 133300), (496, 130075), (550, 117304), (605, 106640), (620, 104060), (682, 94600), (688, 93775), (775, 83248), (860, 75020), (880, 73315), (946, 68200), (968, 66650), (1075, 60016), (1100, 58652), (1210, 53320), (1240, 52030), (1333, 48400), (1364, 47300), (1550, 41624), (1705, 37840), (1720, 37510), (1892, 34100), (1936, 33325), (2150, 30008), (2200, 29326), (2365, 27280), (2420, 26660), (2480, 26015), (2666, 24200), (2728, 23650), (3025, 21328), (3100, 20812), (3410, 18920), (3440, 18755), (3751, 17200), (3784, 17050), (4300, 15004), (4400, 14663), (4730, 13640), (4840, 13330), (5203, 12400), (5332, 12100), (5456, 11825), (6050, 10664), (6200, 10406), (6665, 9680), (6820, 9460), (7502, 8600), (7568, 8525)]