31375968

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{811}}^1$

素因数の和:868

約数の個数: 96

約数和(自身を含む): 91671552

約数和(自身を除く): 60295584

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 32, 39, 48, 52, 62, 78, 93, 96, 104, 124, 156, 186, 208, 248, 312, 372, 403, 416, 496, 624, 744, 806, 811, 992, 1209, 1248, 1488, 1612, 1622, 2418, 2433, 2976, 3224, 3244, 4836, 4866, 6448, 6488, 9672, 9732, 10543, 12896, 12976, 19344, 19464, 21086, 25141, 25952, 31629, 38688, 38928, 42172, 50282, 63258, 75423, 77856, 84344, 100564, 126516, 150846, 168688, 201128, 253032, 301692, 326833, 337376, 402256, 506064, 603384, 653666, 804512, 980499, 1012128, 1206768, 1307332, 1960998, 2413536, 2614664, 3921996, 5229328, 7843992, 10458656, 15687984, 31375968]

約数ペア:

[(1, 31375968), (2, 15687984), (3, 10458656), (4, 7843992), (6, 5229328), (8, 3921996), (12, 2614664), (13, 2413536), (16, 1960998), (24, 1307332), (26, 1206768), (31, 1012128), (32, 980499), (39, 804512), (48, 653666), (52, 603384), (62, 506064), (78, 402256), (93, 337376), (96, 326833), (104, 301692), (124, 253032), (156, 201128), (186, 168688), (208, 150846), (248, 126516), (312, 100564), (372, 84344), (403, 77856), (416, 75423), (496, 63258), (624, 50282), (744, 42172), (806, 38928), (811, 38688), (992, 31629), (1209, 25952), (1248, 25141), (1488, 21086), (1612, 19464), (1622, 19344), (2418, 12976), (2433, 12896), (2976, 10543), (3224, 9732), (3244, 9672), (4836, 6488), (4866, 6448)]