100407980

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1\times {\mathrm{479}}^1$

素因数の和:758

約数の個数: 48

約数和(自身を含む): 216760320

約数和(自身を除く): 116352340

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 223, 235, 446, 470, 479, 892, 940, 958, 1115, 1916, 2230, 2395, 4460, 4790, 9580, 10481, 20962, 22513, 41924, 45026, 52405, 90052, 104810, 106817, 112565, 209620, 213634, 225130, 427268, 450260, 534085, 1068170, 2136340, 5020399, 10040798, 20081596, 25101995, 50203990, 100407980]

約数ペア:

[(1, 100407980), (2, 50203990), (4, 25101995), (5, 20081596), (10, 10040798), (20, 5020399), (47, 2136340), (94, 1068170), (188, 534085), (223, 450260), (235, 427268), (446, 225130), (470, 213634), (479, 209620), (892, 112565), (940, 106817), (958, 104810), (1115, 90052), (1916, 52405), (2230, 45026), (2395, 41924), (4460, 22513), (4790, 20962), (9580, 10481)]