42786400

素因数分解:

$2^5\times 5^2\times {\mathrm{79}}^1\times {\mathrm{677}}^1$

素因数の和:776

約数の個数: 72

約数和(自身を含む): 105930720

約数和(自身を除く): 63144320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 79, 80, 100, 158, 160, 200, 316, 395, 400, 632, 677, 790, 800, 1264, 1354, 1580, 1975, 2528, 2708, 3160, 3385, 3950, 5416, 6320, 6770, 7900, 10832, 12640, 13540, 15800, 16925, 21664, 27080, 31600, 33850, 53483, 54160, 63200, 67700, 106966, 108320, 135400, 213932, 267415, 270800, 427864, 534830, 541600, 855728, 1069660, 1337075, 1711456, 2139320, 2674150, 4278640, 5348300, 8557280, 10696600, 21393200, 42786400]

約数ペア:

[(1, 42786400), (2, 21393200), (4, 10696600), (5, 8557280), (8, 5348300), (10, 4278640), (16, 2674150), (20, 2139320), (25, 1711456), (32, 1337075), (40, 1069660), (50, 855728), (79, 541600), (80, 534830), (100, 427864), (158, 270800), (160, 267415), (200, 213932), (316, 135400), (395, 108320), (400, 106966), (632, 67700), (677, 63200), (790, 54160), (800, 53483), (1264, 33850), (1354, 31600), (1580, 27080), (1975, 21664), (2528, 16925), (2708, 15800), (3160, 13540), (3385, 12640), (3950, 10832), (5416, 7900), (6320, 6770)]