84840800

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:373

約数の個数: 144

約数和(自身を含む): 233985024

約数和(自身を除く): 149144224

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 31, 32, 40, 44, 50, 55, 62, 80, 88, 100, 110, 124, 155, 160, 176, 200, 220, 248, 275, 310, 311, 341, 352, 400, 440, 496, 550, 620, 622, 682, 775, 800, 880, 992, 1100, 1240, 1244, 1364, 1550, 1555, 1705, 1760, 2200, 2480, 2488, 2728, 3100, 3110, 3410, 3421, 4400, 4960, 4976, 5456, 6200, 6220, 6820, 6842, 7775, 8525, 8800, 9641, 9952, 10912, 12400, 12440, 13640, 13684, 15550, 17050, 17105, 19282, 24800, 24880, 27280, 27368, 31100, 34100, 34210, 38564, 48205, 49760, 54560, 54736, 62200, 68200, 68420, 77128, 85525, 96410, 106051, 109472, 124400, 136400, 136840, 154256, 171050, 192820, 212102, 241025, 248800, 272800, 273680, 308512, 342100, 385640, 424204, 482050, 530255, 547360, 684200, 771280, 848408, 964100, 1060510, 1368400, 1542560, 1696816, 1928200, 2121020, 2651275, 2736800, 3393632, 3856400, 4242040, 5302550, 7712800, 8484080, 10605100, 16968160, 21210200, 42420400, 84840800]

約数ペア:

[(1, 84840800), (2, 42420400), (4, 21210200), (5, 16968160), (8, 10605100), (10, 8484080), (11, 7712800), (16, 5302550), (20, 4242040), (22, 3856400), (25, 3393632), (31, 2736800), (32, 2651275), (40, 2121020), (44, 1928200), (50, 1696816), (55, 1542560), (62, 1368400), (80, 1060510), (88, 964100), (100, 848408), (110, 771280), (124, 684200), (155, 547360), (160, 530255), (176, 482050), (200, 424204), (220, 385640), (248, 342100), (275, 308512), (310, 273680), (311, 272800), (341, 248800), (352, 241025), (400, 212102), (440, 192820), (496, 171050), (550, 154256), (620, 136840), (622, 136400), (682, 124400), (775, 109472), (800, 106051), (880, 96410), (992, 85525), (1100, 77128), (1240, 68420), (1244, 68200), (1364, 62200), (1550, 54736), (1555, 54560), (1705, 49760), (1760, 48205), (2200, 38564), (2480, 34210), (2488, 34100), (2728, 31100), (3100, 27368), (3110, 27280), (3410, 24880), (3421, 24800), (4400, 19282), (4960, 17105), (4976, 17050), (5456, 15550), (6200, 13684), (6220, 13640), (6820, 12440), (6842, 12400), (7775, 10912), (8525, 9952), (8800, 9641)]