42721760

素因数分解:

$2^5\times 5^1\times {\mathrm{83}}^1\times {\mathrm{3217}}^1$

素因数の和:3315

約数の個数: 48

約数和(自身を含む): 102177936

約数和(自身を除く): 59456176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 83, 160, 166, 332, 415, 664, 830, 1328, 1660, 2656, 3217, 3320, 6434, 6640, 12868, 13280, 16085, 25736, 32170, 51472, 64340, 102944, 128680, 257360, 267011, 514720, 534022, 1068044, 1335055, 2136088, 2670110, 4272176, 5340220, 8544352, 10680440, 21360880, 42721760]

約数ペア:

[(1, 42721760), (2, 21360880), (4, 10680440), (5, 8544352), (8, 5340220), (10, 4272176), (16, 2670110), (20, 2136088), (32, 1335055), (40, 1068044), (80, 534022), (83, 514720), (160, 267011), (166, 257360), (332, 128680), (415, 102944), (664, 64340), (830, 51472), (1328, 32170), (1660, 25736), (2656, 16085), (3217, 13280), (3320, 12868), (6434, 6640)]