31077560

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{367}}^1$

素因数の和:480

約数の個数: 64

約数和(自身を含む): 73526400

約数和(自身を除く): 42448840

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 73, 116, 145, 146, 232, 290, 292, 365, 367, 580, 584, 730, 734, 1160, 1460, 1468, 1835, 2117, 2920, 2936, 3670, 4234, 7340, 8468, 10585, 10643, 14680, 16936, 21170, 21286, 26791, 42340, 42572, 53215, 53582, 84680, 85144, 106430, 107164, 133955, 212860, 214328, 267910, 425720, 535820, 776939, 1071640, 1553878, 3107756, 3884695, 6215512, 7769390, 15538780, 31077560]

約数ペア:

[(1, 31077560), (2, 15538780), (4, 7769390), (5, 6215512), (8, 3884695), (10, 3107756), (20, 1553878), (29, 1071640), (40, 776939), (58, 535820), (73, 425720), (116, 267910), (145, 214328), (146, 212860), (232, 133955), (290, 107164), (292, 106430), (365, 85144), (367, 84680), (580, 53582), (584, 53215), (730, 42572), (734, 42340), (1160, 26791), (1460, 21286), (1468, 21170), (1835, 16936), (2117, 14680), (2920, 10643), (2936, 10585), (3670, 8468), (4234, 7340)]