51901000

素因数分解:

$2^3\times 5^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:152

約数の個数: 128

約数和(自身を含む): 133436160

約数和(自身を除く): 81535160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 43, 50, 68, 71, 85, 86, 100, 125, 136, 142, 170, 172, 200, 215, 250, 284, 340, 344, 355, 425, 430, 500, 568, 680, 710, 731, 850, 860, 1000, 1075, 1207, 1420, 1462, 1700, 1720, 1775, 2125, 2150, 2414, 2840, 2924, 3053, 3400, 3550, 3655, 4250, 4300, 4828, 5375, 5848, 6035, 6106, 7100, 7310, 8500, 8600, 8875, 9656, 10750, 12070, 12212, 14200, 14620, 15265, 17000, 17750, 18275, 21500, 24140, 24424, 29240, 30175, 30530, 35500, 36550, 43000, 48280, 51901, 60350, 61060, 71000, 73100, 76325, 91375, 103802, 120700, 122120, 146200, 150875, 152650, 182750, 207604, 241400, 259505, 301750, 305300, 365500, 381625, 415208, 519010, 603500, 610600, 731000, 763250, 1038020, 1207000, 1297525, 1526500, 2076040, 2595050, 3053000, 5190100, 6487625, 10380200, 12975250, 25950500, 51901000]

約数ペア:

[(1, 51901000), (2, 25950500), (4, 12975250), (5, 10380200), (8, 6487625), (10, 5190100), (17, 3053000), (20, 2595050), (25, 2076040), (34, 1526500), (40, 1297525), (43, 1207000), (50, 1038020), (68, 763250), (71, 731000), (85, 610600), (86, 603500), (100, 519010), (125, 415208), (136, 381625), (142, 365500), (170, 305300), (172, 301750), (200, 259505), (215, 241400), (250, 207604), (284, 182750), (340, 152650), (344, 150875), (355, 146200), (425, 122120), (430, 120700), (500, 103802), (568, 91375), (680, 76325), (710, 73100), (731, 71000), (850, 61060), (860, 60350), (1000, 51901), (1075, 48280), (1207, 43000), (1420, 36550), (1462, 35500), (1700, 30530), (1720, 30175), (1775, 29240), (2125, 24424), (2150, 24140), (2414, 21500), (2840, 18275), (2924, 17750), (3053, 17000), (3400, 15265), (3550, 14620), (3655, 14200), (4250, 12212), (4300, 12070), (4828, 10750), (5375, 9656), (5848, 8875), (6035, 8600), (6106, 8500), (7100, 7310)]