1954403750

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2797}}^1$

素因数の和:2875

約数の個数: 80

約数和(自身を含む): 4038319824

約数和(自身を除く): 2083916074

約数列:

[1, 2, 5, 10, 13, 25, 26, 43, 50, 65, 86, 125, 130, 215, 250, 325, 430, 559, 625, 650, 1075, 1118, 1250, 1625, 2150, 2795, 2797, 3250, 5375, 5590, 5594, 8125, 10750, 13975, 13985, 16250, 26875, 27950, 27970, 36361, 53750, 69875, 69925, 72722, 120271, 139750, 139850, 181805, 240542, 349375, 349625, 363610, 601355, 698750, 699250, 909025, 1202710, 1563523, 1748125, 1818050, 3006775, 3127046, 3496250, 4545125, 6013550, 7817615, 9090250, 15033875, 15635230, 22725625, 30067750, 39088075, 45451250, 75169375, 78176150, 150338750, 195440375, 390880750, 977201875, 1954403750]

約数ペア:

[(1, 1954403750), (2, 977201875), (5, 390880750), (10, 195440375), (13, 150338750), (25, 78176150), (26, 75169375), (43, 45451250), (50, 39088075), (65, 30067750), (86, 22725625), (125, 15635230), (130, 15033875), (215, 9090250), (250, 7817615), (325, 6013550), (430, 4545125), (559, 3496250), (625, 3127046), (650, 3006775), (1075, 1818050), (1118, 1748125), (1250, 1563523), (1625, 1202710), (2150, 909025), (2795, 699250), (2797, 698750), (3250, 601355), (5375, 363610), (5590, 349625), (5594, 349375), (8125, 240542), (10750, 181805), (13975, 139850), (13985, 139750), (16250, 120271), (26875, 72722), (27950, 69925), (27970, 69875), (36361, 53750)]