71211400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{449}}^1$

素因数の和:539

約数の個数: 96

約数和(自身を含む): 181629000

約数和(自身を除く): 110417600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 61, 65, 100, 104, 122, 130, 200, 244, 260, 305, 325, 449, 488, 520, 610, 650, 793, 898, 1220, 1300, 1525, 1586, 1796, 2245, 2440, 2600, 3050, 3172, 3592, 3965, 4490, 5837, 6100, 6344, 7930, 8980, 11225, 11674, 12200, 15860, 17960, 19825, 22450, 23348, 27389, 29185, 31720, 39650, 44900, 46696, 54778, 58370, 79300, 89800, 109556, 116740, 136945, 145925, 158600, 219112, 233480, 273890, 291850, 356057, 547780, 583700, 684725, 712114, 1095560, 1167400, 1369450, 1424228, 1780285, 2738900, 2848456, 3560570, 5477800, 7121140, 8901425, 14242280, 17802850, 35605700, 71211400]

約数ペア:

[(1, 71211400), (2, 35605700), (4, 17802850), (5, 14242280), (8, 8901425), (10, 7121140), (13, 5477800), (20, 3560570), (25, 2848456), (26, 2738900), (40, 1780285), (50, 1424228), (52, 1369450), (61, 1167400), (65, 1095560), (100, 712114), (104, 684725), (122, 583700), (130, 547780), (200, 356057), (244, 291850), (260, 273890), (305, 233480), (325, 219112), (449, 158600), (488, 145925), (520, 136945), (610, 116740), (650, 109556), (793, 89800), (898, 79300), (1220, 58370), (1300, 54778), (1525, 46696), (1586, 44900), (1796, 39650), (2245, 31720), (2440, 29185), (2600, 27389), (3050, 23348), (3172, 22450), (3592, 19825), (3965, 17960), (4490, 15860), (5837, 12200), (6100, 11674), (6344, 11225), (7930, 8980)]