64329915

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{179}}^1$

素因数の和:316

約数の個数: 64

約数和(自身を含む): 118540800

約数和(自身を除く): 54210885

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 97, 179, 195, 247, 285, 291, 485, 537, 741, 895, 1235, 1261, 1455, 1843, 2327, 2685, 3401, 3705, 3783, 5529, 6305, 6981, 9215, 10203, 11635, 17005, 17363, 18915, 23959, 27645, 34905, 44213, 51015, 52089, 71877, 86815, 119795, 132639, 221065, 225719, 260445, 329897, 359385, 663195, 677157, 989691, 1128595, 1649485, 3385785, 4288661, 4948455, 12865983, 21443305, 64329915]

約数ペア:

[(1, 64329915), (3, 21443305), (5, 12865983), (13, 4948455), (15, 4288661), (19, 3385785), (39, 1649485), (57, 1128595), (65, 989691), (95, 677157), (97, 663195), (179, 359385), (195, 329897), (247, 260445), (285, 225719), (291, 221065), (485, 132639), (537, 119795), (741, 86815), (895, 71877), (1235, 52089), (1261, 51015), (1455, 44213), (1843, 34905), (2327, 27645), (2685, 23959), (3401, 18915), (3705, 17363), (3783, 17005), (5529, 11635), (6305, 10203), (6981, 9215)]