52805057500

素因数分解:

$2^2\times 5^4\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{11689}}^1$

素因数の和:11865

約数の個数: 120

約数和(自身を含む): 125262090800

約数和(自身を除く): 72457033300

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 139, 250, 260, 278, 325, 500, 556, 625, 650, 695, 1250, 1300, 1390, 1625, 1807, 2500, 2780, 3250, 3475, 3614, 6500, 6950, 7228, 8125, 9035, 11689, 13900, 16250, 17375, 18070, 23378, 32500, 34750, 36140, 45175, 46756, 58445, 69500, 86875, 90350, 116890, 151957, 173750, 180700, 225875, 233780, 292225, 303914, 347500, 451750, 584450, 607828, 759785, 903500, 1129375, 1168900, 1461125, 1519570, 1624771, 2258750, 2922250, 3039140, 3249542, 3798925, 4517500, 5844500, 6499084, 7305625, 7597850, 8123855, 14611250, 15195700, 16247710, 18994625, 21122023, 29222500, 32495420, 37989250, 40619275, 42244046, 75978500, 81238550, 84488092, 94973125, 105610115, 162477100, 189946250, 203096375, 211220230, 379892500, 406192750, 422440460, 528050575, 812385500, 1015481875, 1056101150, 2030963750, 2112202300, 2640252875, 4061927500, 5280505750, 10561011500, 13201264375, 26402528750, 52805057500]

約数ペア:

[(1, 52805057500), (2, 26402528750), (4, 13201264375), (5, 10561011500), (10, 5280505750), (13, 4061927500), (20, 2640252875), (25, 2112202300), (26, 2030963750), (50, 1056101150), (52, 1015481875), (65, 812385500), (100, 528050575), (125, 422440460), (130, 406192750), (139, 379892500), (250, 211220230), (260, 203096375), (278, 189946250), (325, 162477100), (500, 105610115), (556, 94973125), (625, 84488092), (650, 81238550), (695, 75978500), (1250, 42244046), (1300, 40619275), (1390, 37989250), (1625, 32495420), (1807, 29222500), (2500, 21122023), (2780, 18994625), (3250, 16247710), (3475, 15195700), (3614, 14611250), (6500, 8123855), (6950, 7597850), (7228, 7305625), (8125, 6499084), (9035, 5844500), (11689, 4517500), (13900, 3798925), (16250, 3249542), (17375, 3039140), (18070, 2922250), (23378, 2258750), (32500, 1624771), (34750, 1519570), (36140, 1461125), (45175, 1168900), (46756, 1129375), (58445, 903500), (69500, 759785), (86875, 607828), (90350, 584450), (116890, 451750), (151957, 347500), (173750, 303914), (180700, 292225), (225875, 233780)]