713486080

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{17981}}^1$

素因数の和:18033

約数の個数: 72

約数和(自身を含む): 1764249984

約数和(自身を除く): 1050763904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 992, 1240, 1280, 1984, 2480, 3968, 4960, 7936, 9920, 17981, 19840, 35962, 39680, 71924, 89905, 143848, 179810, 287696, 359620, 557411, 575392, 719240, 1114822, 1150784, 1438480, 2229644, 2301568, 2787055, 2876960, 4459288, 4603136, 5574110, 5753920, 8918576, 11148220, 11507840, 17837152, 22296440, 23015680, 35674304, 44592880, 71348608, 89185760, 142697216, 178371520, 356743040, 713486080]

約数ペア:

[(1, 713486080), (2, 356743040), (4, 178371520), (5, 142697216), (8, 89185760), (10, 71348608), (16, 44592880), (20, 35674304), (31, 23015680), (32, 22296440), (40, 17837152), (62, 11507840), (64, 11148220), (80, 8918576), (124, 5753920), (128, 5574110), (155, 4603136), (160, 4459288), (248, 2876960), (256, 2787055), (310, 2301568), (320, 2229644), (496, 1438480), (620, 1150784), (640, 1114822), (992, 719240), (1240, 575392), (1280, 557411), (1984, 359620), (2480, 287696), (3968, 179810), (4960, 143848), (7936, 89905), (9920, 71924), (17981, 39680), (19840, 35962)]