61723720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^2\times {\mathrm{2917}}^1$

素因数の和:2974

約数の個数: 48

約数和(自身を含む): 145228860

約数和(自身を除く): 83505140

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 529, 920, 1058, 2116, 2645, 2917, 4232, 5290, 5834, 10580, 11668, 14585, 21160, 23336, 29170, 58340, 67091, 116680, 134182, 268364, 335455, 536728, 670910, 1341820, 1543093, 2683640, 3086186, 6172372, 7715465, 12344744, 15430930, 30861860, 61723720]

約数ペア:

[(1, 61723720), (2, 30861860), (4, 15430930), (5, 12344744), (8, 7715465), (10, 6172372), (20, 3086186), (23, 2683640), (40, 1543093), (46, 1341820), (92, 670910), (115, 536728), (184, 335455), (230, 268364), (460, 134182), (529, 116680), (920, 67091), (1058, 58340), (2116, 29170), (2645, 23336), (2917, 21160), (4232, 14585), (5290, 11668), (5834, 10580)]