40175488

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{499}}^1$

素因数の和:567

約数の個数: 64

約数和(自身を含む): 87210000

約数和(自身を除く): 47034512

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 37, 64, 68, 74, 128, 136, 148, 272, 296, 499, 544, 592, 629, 998, 1088, 1184, 1258, 1996, 2176, 2368, 2516, 3992, 4736, 5032, 7984, 8483, 10064, 15968, 16966, 18463, 20128, 31936, 33932, 36926, 40256, 63872, 67864, 73852, 80512, 135728, 147704, 271456, 295408, 313871, 542912, 590816, 627742, 1085824, 1181632, 1255484, 2363264, 2510968, 5021936, 10043872, 20087744, 40175488]

約数ペア:

[(1, 40175488), (2, 20087744), (4, 10043872), (8, 5021936), (16, 2510968), (17, 2363264), (32, 1255484), (34, 1181632), (37, 1085824), (64, 627742), (68, 590816), (74, 542912), (128, 313871), (136, 295408), (148, 271456), (272, 147704), (296, 135728), (499, 80512), (544, 73852), (592, 67864), (629, 63872), (998, 40256), (1088, 36926), (1184, 33932), (1258, 31936), (1996, 20128), (2176, 18463), (2368, 16966), (2516, 15968), (3992, 10064), (4736, 8483), (5032, 7984)]