31507424

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:172

約数の個数: 96

約数和(自身を含む): 72394560

約数和(自身を除く): 40887136

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 37, 46, 52, 74, 89, 92, 104, 148, 178, 184, 208, 296, 299, 356, 368, 416, 481, 592, 598, 712, 736, 851, 962, 1157, 1184, 1196, 1424, 1702, 1924, 2047, 2314, 2392, 2848, 3293, 3404, 3848, 4094, 4628, 4784, 6586, 6808, 7696, 8188, 9256, 9568, 11063, 13172, 13616, 15392, 16376, 18512, 22126, 26344, 26611, 27232, 32752, 37024, 42809, 44252, 52688, 53222, 65504, 75739, 85618, 88504, 105376, 106444, 151478, 171236, 177008, 212888, 302956, 342472, 354016, 425776, 605912, 684944, 851552, 984607, 1211824, 1369888, 1969214, 2423648, 3938428, 7876856, 15753712, 31507424]

約数ペア:

[(1, 31507424), (2, 15753712), (4, 7876856), (8, 3938428), (13, 2423648), (16, 1969214), (23, 1369888), (26, 1211824), (32, 984607), (37, 851552), (46, 684944), (52, 605912), (74, 425776), (89, 354016), (92, 342472), (104, 302956), (148, 212888), (178, 177008), (184, 171236), (208, 151478), (296, 106444), (299, 105376), (356, 88504), (368, 85618), (416, 75739), (481, 65504), (592, 53222), (598, 52688), (712, 44252), (736, 42809), (851, 37024), (962, 32752), (1157, 27232), (1184, 26611), (1196, 26344), (1424, 22126), (1702, 18512), (1924, 16376), (2047, 15392), (2314, 13616), (2392, 13172), (2848, 11063), (3293, 9568), (3404, 9256), (3848, 8188), (4094, 7696), (4628, 6808), (4784, 6586)]