49776680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1031}}^1$

素因数の和:1130

約数の個数: 64

約数和(自身を含む): 120372480

約数和(自身を除く): 70595800

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 71, 85, 136, 142, 170, 284, 340, 355, 568, 680, 710, 1031, 1207, 1420, 2062, 2414, 2840, 4124, 4828, 5155, 6035, 8248, 9656, 10310, 12070, 17527, 20620, 24140, 35054, 41240, 48280, 70108, 73201, 87635, 140216, 146402, 175270, 292804, 350540, 366005, 585608, 701080, 732010, 1244417, 1464020, 2488834, 2928040, 4977668, 6222085, 9955336, 12444170, 24888340, 49776680]

約数ペア:

[(1, 49776680), (2, 24888340), (4, 12444170), (5, 9955336), (8, 6222085), (10, 4977668), (17, 2928040), (20, 2488834), (34, 1464020), (40, 1244417), (68, 732010), (71, 701080), (85, 585608), (136, 366005), (142, 350540), (170, 292804), (284, 175270), (340, 146402), (355, 140216), (568, 87635), (680, 73201), (710, 70108), (1031, 48280), (1207, 41240), (1420, 35054), (2062, 24140), (2414, 20620), (2840, 17527), (4124, 12070), (4828, 10310), (5155, 9656), (6035, 8248)]