71335420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:275

約数の個数: 96

約数和(自身を含む): 171601920

約数和(自身を除く): 100266500

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 79, 92, 115, 130, 151, 158, 230, 260, 299, 302, 316, 395, 460, 598, 604, 755, 790, 1027, 1196, 1495, 1510, 1580, 1817, 1963, 2054, 2990, 3020, 3473, 3634, 3926, 4108, 5135, 5980, 6946, 7268, 7852, 9085, 9815, 10270, 11929, 13892, 17365, 18170, 19630, 20540, 23621, 23858, 34730, 36340, 39260, 45149, 47242, 47716, 59645, 69460, 90298, 94484, 118105, 119290, 155077, 180596, 225745, 236210, 238580, 274367, 310154, 451490, 472420, 548734, 620308, 775385, 902980, 1097468, 1371835, 1550770, 2743670, 3101540, 3566771, 5487340, 7133542, 14267084, 17833855, 35667710, 71335420]

約数ペア:

[(1, 71335420), (2, 35667710), (4, 17833855), (5, 14267084), (10, 7133542), (13, 5487340), (20, 3566771), (23, 3101540), (26, 2743670), (46, 1550770), (52, 1371835), (65, 1097468), (79, 902980), (92, 775385), (115, 620308), (130, 548734), (151, 472420), (158, 451490), (230, 310154), (260, 274367), (299, 238580), (302, 236210), (316, 225745), (395, 180596), (460, 155077), (598, 119290), (604, 118105), (755, 94484), (790, 90298), (1027, 69460), (1196, 59645), (1495, 47716), (1510, 47242), (1580, 45149), (1817, 39260), (1963, 36340), (2054, 34730), (2990, 23858), (3020, 23621), (3473, 20540), (3634, 19630), (3926, 18170), (4108, 17365), (5135, 13892), (5980, 11929), (6946, 10270), (7268, 9815), (7852, 9085)]