31498350

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{557}}^1$

素因数の和:614

約数の個数: 96

約数和(自身を含む): 87181920

約数和(自身を除く): 55683570

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 29, 30, 39, 50, 58, 65, 75, 78, 87, 130, 145, 150, 174, 195, 290, 325, 377, 390, 435, 557, 650, 725, 754, 870, 975, 1114, 1131, 1450, 1671, 1885, 1950, 2175, 2262, 2785, 3342, 3770, 4350, 5570, 5655, 7241, 8355, 9425, 11310, 13925, 14482, 16153, 16710, 18850, 21723, 27850, 28275, 32306, 36205, 41775, 43446, 48459, 56550, 72410, 80765, 83550, 96918, 108615, 161530, 181025, 209989, 217230, 242295, 362050, 403825, 419978, 484590, 543075, 629967, 807650, 1049945, 1086150, 1211475, 1259934, 2099890, 2422950, 3149835, 5249725, 6299670, 10499450, 15749175, 31498350]

約数ペア:

[(1, 31498350), (2, 15749175), (3, 10499450), (5, 6299670), (6, 5249725), (10, 3149835), (13, 2422950), (15, 2099890), (25, 1259934), (26, 1211475), (29, 1086150), (30, 1049945), (39, 807650), (50, 629967), (58, 543075), (65, 484590), (75, 419978), (78, 403825), (87, 362050), (130, 242295), (145, 217230), (150, 209989), (174, 181025), (195, 161530), (290, 108615), (325, 96918), (377, 83550), (390, 80765), (435, 72410), (557, 56550), (650, 48459), (725, 43446), (754, 41775), (870, 36205), (975, 32306), (1114, 28275), (1131, 27850), (1450, 21723), (1671, 18850), (1885, 16710), (1950, 16153), (2175, 14482), (2262, 13925), (2785, 11310), (3342, 9425), (3770, 8355), (4350, 7241), (5570, 5655)]