1627654900

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{4783}}^1$

素因数の和:4921

約数の個数: 72

約数和(自身を含む): 3662515584

約数和(自身を除く): 2034860684

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 83, 100, 164, 166, 205, 332, 410, 415, 820, 830, 1025, 1660, 2050, 2075, 3403, 4100, 4150, 4783, 6806, 8300, 9566, 13612, 17015, 19132, 23915, 34030, 47830, 68060, 85075, 95660, 119575, 170150, 196103, 239150, 340300, 392206, 396989, 478300, 784412, 793978, 980515, 1587956, 1961030, 1984945, 3922060, 3969890, 4902575, 7939780, 9805150, 9924725, 16276549, 19610300, 19849450, 32553098, 39698900, 65106196, 81382745, 162765490, 325530980, 406913725, 813827450, 1627654900]

約数ペア:

[(1, 1627654900), (2, 813827450), (4, 406913725), (5, 325530980), (10, 162765490), (20, 81382745), (25, 65106196), (41, 39698900), (50, 32553098), (82, 19849450), (83, 19610300), (100, 16276549), (164, 9924725), (166, 9805150), (205, 7939780), (332, 4902575), (410, 3969890), (415, 3922060), (820, 1984945), (830, 1961030), (1025, 1587956), (1660, 980515), (2050, 793978), (2075, 784412), (3403, 478300), (4100, 396989), (4150, 392206), (4783, 340300), (6806, 239150), (8300, 196103), (9566, 170150), (13612, 119575), (17015, 95660), (19132, 85075), (23915, 68060), (34030, 47830)]