2485722500

素因数分解:

$2^2\times 5^4\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1217}}^1$

素因数の和:1303

約数の個数: 120

約数和(自身を含む): 5859749280

約数和(自身を除く): 3374026780

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 43, 50, 76, 86, 95, 100, 125, 172, 190, 215, 250, 380, 430, 475, 500, 625, 817, 860, 950, 1075, 1217, 1250, 1634, 1900, 2150, 2375, 2434, 2500, 3268, 4085, 4300, 4750, 4868, 5375, 6085, 8170, 9500, 10750, 11875, 12170, 16340, 20425, 21500, 23123, 23750, 24340, 26875, 30425, 40850, 46246, 47500, 52331, 53750, 60850, 81700, 92492, 102125, 104662, 107500, 115615, 121700, 152125, 204250, 209324, 231230, 261655, 304250, 408500, 462460, 510625, 523310, 578075, 608500, 760625, 994289, 1021250, 1046620, 1156150, 1308275, 1521250, 1988578, 2042500, 2312300, 2616550, 2890375, 3042500, 3977156, 4971445, 5233100, 5780750, 6541375, 9942890, 11561500, 13082750, 14451875, 19885780, 24857225, 26165500, 28903750, 32706875, 49714450, 57807500, 65413750, 99428900, 124286125, 130827500, 248572250, 497144500, 621430625, 1242861250, 2485722500]

約数ペア:

[(1, 2485722500), (2, 1242861250), (4, 621430625), (5, 497144500), (10, 248572250), (19, 130827500), (20, 124286125), (25, 99428900), (38, 65413750), (43, 57807500), (50, 49714450), (76, 32706875), (86, 28903750), (95, 26165500), (100, 24857225), (125, 19885780), (172, 14451875), (190, 13082750), (215, 11561500), (250, 9942890), (380, 6541375), (430, 5780750), (475, 5233100), (500, 4971445), (625, 3977156), (817, 3042500), (860, 2890375), (950, 2616550), (1075, 2312300), (1217, 2042500), (1250, 1988578), (1634, 1521250), (1900, 1308275), (2150, 1156150), (2375, 1046620), (2434, 1021250), (2500, 994289), (3268, 760625), (4085, 608500), (4300, 578075), (4750, 523310), (4868, 510625), (5375, 462460), (6085, 408500), (8170, 304250), (9500, 261655), (10750, 231230), (11875, 209324), (12170, 204250), (16340, 152125), (20425, 121700), (21500, 115615), (23123, 107500), (23750, 104662), (24340, 102125), (26875, 92492), (30425, 81700), (40850, 60850), (46246, 53750), (47500, 52331)]