245131250

素因数分解:

$2^1\times 5^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1$

素因数の和:478

約数の個数: 96

約数和(自身を含む): 566963712

約数和(自身を除く): 321832462

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 91, 125, 130, 175, 182, 250, 325, 350, 431, 455, 625, 650, 862, 875, 910, 1250, 1625, 1750, 2155, 2275, 3017, 3125, 3250, 4310, 4375, 4550, 5603, 6034, 6250, 8125, 8750, 10775, 11206, 11375, 15085, 16250, 21550, 21875, 22750, 28015, 30170, 39221, 40625, 43750, 53875, 56030, 56875, 75425, 78442, 81250, 107750, 113750, 140075, 150850, 196105, 269375, 280150, 284375, 377125, 392210, 538750, 568750, 700375, 754250, 980525, 1346875, 1400750, 1885625, 1961050, 2693750, 3501875, 3771250, 4902625, 7003750, 9428125, 9805250, 17509375, 18856250, 24513125, 35018750, 49026250, 122565625, 245131250]

約数ペア:

[(1, 245131250), (2, 122565625), (5, 49026250), (7, 35018750), (10, 24513125), (13, 18856250), (14, 17509375), (25, 9805250), (26, 9428125), (35, 7003750), (50, 4902625), (65, 3771250), (70, 3501875), (91, 2693750), (125, 1961050), (130, 1885625), (175, 1400750), (182, 1346875), (250, 980525), (325, 754250), (350, 700375), (431, 568750), (455, 538750), (625, 392210), (650, 377125), (862, 284375), (875, 280150), (910, 269375), (1250, 196105), (1625, 150850), (1750, 140075), (2155, 113750), (2275, 107750), (3017, 81250), (3125, 78442), (3250, 75425), (4310, 56875), (4375, 56030), (4550, 53875), (5603, 43750), (6034, 40625), (6250, 39221), (8125, 30170), (8750, 28015), (10775, 22750), (11206, 21875), (11375, 21550), (15085, 16250)]