428630800

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2659}}^1$

素因数の和:2721

約数の個数: 120

約数和(自身を含む): 1145204480

約数和(自身を除く): 716573680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 40, 50, 52, 62, 65, 80, 100, 104, 124, 130, 155, 200, 208, 248, 260, 310, 325, 400, 403, 496, 520, 620, 650, 775, 806, 1040, 1240, 1300, 1550, 1612, 2015, 2480, 2600, 2659, 3100, 3224, 4030, 5200, 5318, 6200, 6448, 8060, 10075, 10636, 12400, 13295, 16120, 20150, 21272, 26590, 32240, 34567, 40300, 42544, 53180, 66475, 69134, 80600, 82429, 106360, 132950, 138268, 161200, 164858, 172835, 212720, 265900, 276536, 329716, 345670, 412145, 531800, 553072, 659432, 691340, 824290, 864175, 1063600, 1071577, 1318864, 1382680, 1648580, 1728350, 2060725, 2143154, 2765360, 3297160, 3456700, 4121450, 4286308, 5357885, 6594320, 6913400, 8242900, 8572616, 10715770, 13826800, 16485800, 17145232, 21431540, 26789425, 32971600, 42863080, 53578850, 85726160, 107157700, 214315400, 428630800]

約数ペア:

[(1, 428630800), (2, 214315400), (4, 107157700), (5, 85726160), (8, 53578850), (10, 42863080), (13, 32971600), (16, 26789425), (20, 21431540), (25, 17145232), (26, 16485800), (31, 13826800), (40, 10715770), (50, 8572616), (52, 8242900), (62, 6913400), (65, 6594320), (80, 5357885), (100, 4286308), (104, 4121450), (124, 3456700), (130, 3297160), (155, 2765360), (200, 2143154), (208, 2060725), (248, 1728350), (260, 1648580), (310, 1382680), (325, 1318864), (400, 1071577), (403, 1063600), (496, 864175), (520, 824290), (620, 691340), (650, 659432), (775, 553072), (806, 531800), (1040, 412145), (1240, 345670), (1300, 329716), (1550, 276536), (1612, 265900), (2015, 212720), (2480, 172835), (2600, 164858), (2659, 161200), (3100, 138268), (3224, 132950), (4030, 106360), (5200, 82429), (5318, 80600), (6200, 69134), (6448, 66475), (8060, 53180), (10075, 42544), (10636, 40300), (12400, 34567), (13295, 32240), (16120, 26590), (20150, 21272)]