131321600

素因数分解:

$2^8\times 5^2\times {\mathrm{17}}^2\times {\mathrm{71}}^1$

素因数の和:131

約数の個数: 162

約数和(自身を含む): 350149464

約数和(自身を除く): 218827864

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 71, 80, 85, 100, 128, 136, 142, 160, 170, 200, 256, 272, 284, 289, 320, 340, 355, 400, 425, 544, 568, 578, 640, 680, 710, 800, 850, 1088, 1136, 1156, 1207, 1280, 1360, 1420, 1445, 1600, 1700, 1775, 2176, 2272, 2312, 2414, 2720, 2840, 2890, 3200, 3400, 3550, 4352, 4544, 4624, 4828, 5440, 5680, 5780, 6035, 6400, 6800, 7100, 7225, 9088, 9248, 9656, 10880, 11360, 11560, 12070, 13600, 14200, 14450, 18176, 18496, 19312, 20519, 21760, 22720, 23120, 24140, 27200, 28400, 28900, 30175, 36992, 38624, 41038, 45440, 46240, 48280, 54400, 56800, 57800, 60350, 73984, 77248, 82076, 90880, 92480, 96560, 102595, 108800, 113600, 115600, 120700, 154496, 164152, 184960, 193120, 205190, 227200, 231200, 241400, 308992, 328304, 369920, 386240, 410380, 454400, 462400, 482800, 512975, 656608, 772480, 820760, 924800, 965600, 1025950, 1313216, 1544960, 1641520, 1849600, 1931200, 2051900, 2626432, 3283040, 3862400, 4103800, 5252864, 6566080, 7724800, 8207600, 13132160, 16415200, 26264320, 32830400, 65660800, 131321600]

約数ペア:

[(1, 131321600), (2, 65660800), (4, 32830400), (5, 26264320), (8, 16415200), (10, 13132160), (16, 8207600), (17, 7724800), (20, 6566080), (25, 5252864), (32, 4103800), (34, 3862400), (40, 3283040), (50, 2626432), (64, 2051900), (68, 1931200), (71, 1849600), (80, 1641520), (85, 1544960), (100, 1313216), (128, 1025950), (136, 965600), (142, 924800), (160, 820760), (170, 772480), (200, 656608), (256, 512975), (272, 482800), (284, 462400), (289, 454400), (320, 410380), (340, 386240), (355, 369920), (400, 328304), (425, 308992), (544, 241400), (568, 231200), (578, 227200), (640, 205190), (680, 193120), (710, 184960), (800, 164152), (850, 154496), (1088, 120700), (1136, 115600), (1156, 113600), (1207, 108800), (1280, 102595), (1360, 96560), (1420, 92480), (1445, 90880), (1600, 82076), (1700, 77248), (1775, 73984), (2176, 60350), (2272, 57800), (2312, 56800), (2414, 54400), (2720, 48280), (2840, 46240), (2890, 45440), (3200, 41038), (3400, 38624), (3550, 36992), (4352, 30175), (4544, 28900), (4624, 28400), (4828, 27200), (5440, 24140), (5680, 23120), (5780, 22720), (6035, 21760), (6400, 20519), (6800, 19312), (7100, 18496), (7225, 18176), (9088, 14450), (9248, 14200), (9656, 13600), (10880, 12070), (11360, 11560)]