86172700

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1$

素因数の和:367

約数の個数: 72

約数和(自身を含む): 194050080

約数和(自身を除く): 107877380

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 71, 100, 106, 142, 212, 229, 265, 284, 355, 458, 530, 710, 916, 1060, 1145, 1325, 1420, 1775, 2290, 2650, 3550, 3763, 4580, 5300, 5725, 7100, 7526, 11450, 12137, 15052, 16259, 18815, 22900, 24274, 32518, 37630, 48548, 60685, 65036, 75260, 81295, 94075, 121370, 162590, 188150, 242740, 303425, 325180, 376300, 406475, 606850, 812950, 861727, 1213700, 1625900, 1723454, 3446908, 4308635, 8617270, 17234540, 21543175, 43086350, 86172700]

約数ペア:

[(1, 86172700), (2, 43086350), (4, 21543175), (5, 17234540), (10, 8617270), (20, 4308635), (25, 3446908), (50, 1723454), (53, 1625900), (71, 1213700), (100, 861727), (106, 812950), (142, 606850), (212, 406475), (229, 376300), (265, 325180), (284, 303425), (355, 242740), (458, 188150), (530, 162590), (710, 121370), (916, 94075), (1060, 81295), (1145, 75260), (1325, 65036), (1420, 60685), (1775, 48548), (2290, 37630), (2650, 32518), (3550, 24274), (3763, 22900), (4580, 18815), (5300, 16259), (5725, 15052), (7100, 12137), (7526, 11450)]