40039168

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{227}}^1$

素因数の和:309

約数の個数: 72

約数和(自身を含む): 88080048

約数和(自身を除く): 48040880

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 53, 64, 104, 106, 128, 208, 212, 227, 256, 416, 424, 454, 689, 832, 848, 908, 1378, 1664, 1696, 1816, 2756, 2951, 3328, 3392, 3632, 5512, 5902, 6784, 7264, 11024, 11804, 12031, 13568, 14528, 22048, 23608, 24062, 29056, 44096, 47216, 48124, 58112, 88192, 94432, 96248, 156403, 176384, 188864, 192496, 312806, 377728, 384992, 625612, 755456, 769984, 1251224, 1539968, 2502448, 3079936, 5004896, 10009792, 20019584, 40039168]

約数ペア:

[(1, 40039168), (2, 20019584), (4, 10009792), (8, 5004896), (13, 3079936), (16, 2502448), (26, 1539968), (32, 1251224), (52, 769984), (53, 755456), (64, 625612), (104, 384992), (106, 377728), (128, 312806), (208, 192496), (212, 188864), (227, 176384), (256, 156403), (416, 96248), (424, 94432), (454, 88192), (689, 58112), (832, 48124), (848, 47216), (908, 44096), (1378, 29056), (1664, 24062), (1696, 23608), (1816, 22048), (2756, 14528), (2951, 13568), (3328, 12031), (3392, 11804), (3632, 11024), (5512, 7264), (5902, 6784)]