55157960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{9643}}^1$

素因数の和:9678

約数の個数: 64

約数和(自身を含む): 145817280

約数和(自身を除く): 90659320

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 5720, 9643, 19286, 38572, 48215, 77144, 96430, 106073, 125359, 192860, 212146, 250718, 385720, 424292, 501436, 530365, 626795, 848584, 1002872, 1060730, 1253590, 1378949, 2121460, 2507180, 2757898, 4242920, 5014360, 5515796, 6894745, 11031592, 13789490, 27578980, 55157960]

約数ペア:

[(1, 55157960), (2, 27578980), (4, 13789490), (5, 11031592), (8, 6894745), (10, 5515796), (11, 5014360), (13, 4242920), (20, 2757898), (22, 2507180), (26, 2121460), (40, 1378949), (44, 1253590), (52, 1060730), (55, 1002872), (65, 848584), (88, 626795), (104, 530365), (110, 501436), (130, 424292), (143, 385720), (220, 250718), (260, 212146), (286, 192860), (440, 125359), (520, 106073), (572, 96430), (715, 77144), (1144, 48215), (1430, 38572), (2860, 19286), (5720, 9643)]