9881300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{691}}^1$

素因数の和:729

約数の個数: 72

約数和(自身を含む): 25227552

約数和(自身を除く): 15346252

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 44, 50, 52, 55, 65, 100, 110, 130, 143, 220, 260, 275, 286, 325, 550, 572, 650, 691, 715, 1100, 1300, 1382, 1430, 2764, 2860, 3455, 3575, 6910, 7150, 7601, 8983, 13820, 14300, 15202, 17275, 17966, 30404, 34550, 35932, 38005, 44915, 69100, 76010, 89830, 98813, 152020, 179660, 190025, 197626, 224575, 380050, 395252, 449150, 494065, 760100, 898300, 988130, 1976260, 2470325, 4940650, 9881300]

約数ペア:

[(1, 9881300), (2, 4940650), (4, 2470325), (5, 1976260), (10, 988130), (11, 898300), (13, 760100), (20, 494065), (22, 449150), (25, 395252), (26, 380050), (44, 224575), (50, 197626), (52, 190025), (55, 179660), (65, 152020), (100, 98813), (110, 89830), (130, 76010), (143, 69100), (220, 44915), (260, 38005), (275, 35932), (286, 34550), (325, 30404), (550, 17966), (572, 17275), (650, 15202), (691, 14300), (715, 13820), (1100, 8983), (1300, 7601), (1382, 7150), (1430, 6910), (2764, 3575), (2860, 3455)]