157435900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:164

約数の個数: 144

約数和(自身を含む): 384975360

約数和(自身を除く): 227539460

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 41, 43, 47, 50, 76, 82, 86, 94, 95, 100, 164, 172, 188, 190, 205, 215, 235, 380, 410, 430, 470, 475, 779, 817, 820, 860, 893, 940, 950, 1025, 1075, 1175, 1558, 1634, 1763, 1786, 1900, 1927, 2021, 2050, 2150, 2350, 3116, 3268, 3526, 3572, 3854, 3895, 4042, 4085, 4100, 4300, 4465, 4700, 7052, 7708, 7790, 8084, 8170, 8815, 8930, 9635, 10105, 15580, 16340, 17630, 17860, 19270, 19475, 20210, 20425, 22325, 33497, 35260, 36613, 38399, 38540, 38950, 40420, 40850, 44075, 44650, 48175, 50525, 66994, 73226, 76798, 77900, 81700, 82861, 88150, 89300, 96350, 101050, 133988, 146452, 153596, 165722, 167485, 176300, 183065, 191995, 192700, 202100, 331444, 334970, 366130, 383990, 414305, 669940, 732260, 767980, 828610, 837425, 915325, 959975, 1574359, 1657220, 1674850, 1830650, 1919950, 2071525, 3148718, 3349700, 3661300, 3839900, 4143050, 6297436, 7871795, 8286100, 15743590, 31487180, 39358975, 78717950, 157435900]

約数ペア:

[(1, 157435900), (2, 78717950), (4, 39358975), (5, 31487180), (10, 15743590), (19, 8286100), (20, 7871795), (25, 6297436), (38, 4143050), (41, 3839900), (43, 3661300), (47, 3349700), (50, 3148718), (76, 2071525), (82, 1919950), (86, 1830650), (94, 1674850), (95, 1657220), (100, 1574359), (164, 959975), (172, 915325), (188, 837425), (190, 828610), (205, 767980), (215, 732260), (235, 669940), (380, 414305), (410, 383990), (430, 366130), (470, 334970), (475, 331444), (779, 202100), (817, 192700), (820, 191995), (860, 183065), (893, 176300), (940, 167485), (950, 165722), (1025, 153596), (1075, 146452), (1175, 133988), (1558, 101050), (1634, 96350), (1763, 89300), (1786, 88150), (1900, 82861), (1927, 81700), (2021, 77900), (2050, 76798), (2150, 73226), (2350, 66994), (3116, 50525), (3268, 48175), (3526, 44650), (3572, 44075), (3854, 40850), (3895, 40420), (4042, 38950), (4085, 38540), (4100, 38399), (4300, 36613), (4465, 35260), (4700, 33497), (7052, 22325), (7708, 20425), (7790, 20210), (8084, 19475), (8170, 19270), (8815, 17860), (8930, 17630), (9635, 16340), (10105, 15580)]