20156333900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{17011}}^1$

素因数の和:17100

約数の個数: 108

約数和(自身を含む): 47599541976

約数和(自身を除く): 27443208076

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 41, 50, 68, 82, 85, 100, 164, 170, 205, 289, 340, 410, 425, 578, 697, 820, 850, 1025, 1156, 1394, 1445, 1700, 2050, 2788, 2890, 3485, 4100, 5780, 6970, 7225, 11849, 13940, 14450, 17011, 17425, 23698, 28900, 34022, 34850, 47396, 59245, 68044, 69700, 85055, 118490, 170110, 236980, 289187, 296225, 340220, 425275, 578374, 592450, 697451, 850550, 1156748, 1184900, 1394902, 1445935, 1701100, 2789804, 2891870, 3487255, 4916179, 5783740, 6974510, 7229675, 9832358, 11856667, 13949020, 14459350, 17436275, 19664716, 23713334, 24580895, 28918700, 34872550, 47426668, 49161790, 59283335, 69745100, 98323580, 118566670, 122904475, 201563339, 237133340, 245808950, 296416675, 403126678, 491617900, 592833350, 806253356, 1007816695, 1185666700, 2015633390, 4031266780, 5039083475, 10078166950, 20156333900]

約数ペア:

[(1, 20156333900), (2, 10078166950), (4, 5039083475), (5, 4031266780), (10, 2015633390), (17, 1185666700), (20, 1007816695), (25, 806253356), (34, 592833350), (41, 491617900), (50, 403126678), (68, 296416675), (82, 245808950), (85, 237133340), (100, 201563339), (164, 122904475), (170, 118566670), (205, 98323580), (289, 69745100), (340, 59283335), (410, 49161790), (425, 47426668), (578, 34872550), (697, 28918700), (820, 24580895), (850, 23713334), (1025, 19664716), (1156, 17436275), (1394, 14459350), (1445, 13949020), (1700, 11856667), (2050, 9832358), (2788, 7229675), (2890, 6974510), (3485, 5783740), (4100, 4916179), (5780, 3487255), (6970, 2891870), (7225, 2789804), (11849, 1701100), (13940, 1445935), (14450, 1394902), (17011, 1184900), (17425, 1156748), (23698, 850550), (28900, 697451), (34022, 592450), (34850, 578374), (47396, 425275), (59245, 340220), (68044, 296225), (69700, 289187), (85055, 236980), (118490, 170110)]