68015925

素因数分解:

$3^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1$

素因数の和:231

約数の個数: 72

約数和(自身を含む): 127757448

約数和(自身を除く): 59741523

約数列:

[1, 3, 5, 9, 15, 25, 41, 45, 73, 75, 101, 123, 205, 219, 225, 303, 365, 369, 505, 615, 657, 909, 1025, 1095, 1515, 1825, 1845, 2525, 2993, 3075, 3285, 4141, 4545, 5475, 7373, 7575, 8979, 9225, 12423, 14965, 16425, 20705, 22119, 22725, 26937, 36865, 37269, 44895, 62115, 66357, 74825, 103525, 110595, 134685, 184325, 186345, 224475, 302293, 310575, 331785, 552975, 673425, 906879, 931725, 1511465, 1658925, 2720637, 4534395, 7557325, 13603185, 22671975, 68015925]

約数ペア:

[(1, 68015925), (3, 22671975), (5, 13603185), (9, 7557325), (15, 4534395), (25, 2720637), (41, 1658925), (45, 1511465), (73, 931725), (75, 906879), (101, 673425), (123, 552975), (205, 331785), (219, 310575), (225, 302293), (303, 224475), (365, 186345), (369, 184325), (505, 134685), (615, 110595), (657, 103525), (909, 74825), (1025, 66357), (1095, 62115), (1515, 44895), (1825, 37269), (1845, 36865), (2525, 26937), (2993, 22725), (3075, 22119), (3285, 20705), (4141, 16425), (4545, 14965), (5475, 12423), (7373, 9225), (7575, 8979)]