28098400

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:165

約数の個数: 144

約数和(自身を含む): 77995008

約数和(自身を除く): 49896608

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 31, 32, 40, 44, 50, 55, 62, 80, 88, 100, 103, 110, 124, 155, 160, 176, 200, 206, 220, 248, 275, 310, 341, 352, 400, 412, 440, 496, 515, 550, 620, 682, 775, 800, 824, 880, 992, 1030, 1100, 1133, 1240, 1364, 1550, 1648, 1705, 1760, 2060, 2200, 2266, 2480, 2575, 2728, 3100, 3193, 3296, 3410, 4120, 4400, 4532, 4960, 5150, 5456, 5665, 6200, 6386, 6820, 8240, 8525, 8800, 9064, 10300, 10912, 11330, 12400, 12772, 13640, 15965, 16480, 17050, 18128, 20600, 22660, 24800, 25544, 27280, 28325, 31930, 34100, 35123, 36256, 41200, 45320, 51088, 54560, 56650, 63860, 68200, 70246, 79825, 82400, 90640, 102176, 113300, 127720, 136400, 140492, 159650, 175615, 181280, 226600, 255440, 272800, 280984, 319300, 351230, 453200, 510880, 561968, 638600, 702460, 878075, 906400, 1123936, 1277200, 1404920, 1756150, 2554400, 2809840, 3512300, 5619680, 7024600, 14049200, 28098400]

約数ペア:

[(1, 28098400), (2, 14049200), (4, 7024600), (5, 5619680), (8, 3512300), (10, 2809840), (11, 2554400), (16, 1756150), (20, 1404920), (22, 1277200), (25, 1123936), (31, 906400), (32, 878075), (40, 702460), (44, 638600), (50, 561968), (55, 510880), (62, 453200), (80, 351230), (88, 319300), (100, 280984), (103, 272800), (110, 255440), (124, 226600), (155, 181280), (160, 175615), (176, 159650), (200, 140492), (206, 136400), (220, 127720), (248, 113300), (275, 102176), (310, 90640), (341, 82400), (352, 79825), (400, 70246), (412, 68200), (440, 63860), (496, 56650), (515, 54560), (550, 51088), (620, 45320), (682, 41200), (775, 36256), (800, 35123), (824, 34100), (880, 31930), (992, 28325), (1030, 27280), (1100, 25544), (1133, 24800), (1240, 22660), (1364, 20600), (1550, 18128), (1648, 17050), (1705, 16480), (1760, 15965), (2060, 13640), (2200, 12772), (2266, 12400), (2480, 11330), (2575, 10912), (2728, 10300), (3100, 9064), (3193, 8800), (3296, 8525), (3410, 8240), (4120, 6820), (4400, 6386), (4532, 6200), (4960, 5665), (5150, 5456)]