65070225

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1$

素因数の和:519

約数の個数: 72

約数和(自身を含む): 129527424

約数和(自身を除く): 64457199

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 61, 75, 99, 165, 183, 225, 275, 305, 431, 495, 549, 671, 825, 915, 1293, 1525, 2013, 2155, 2475, 2745, 3355, 3879, 4575, 4741, 6039, 6465, 10065, 10775, 13725, 14223, 16775, 19395, 23705, 26291, 30195, 32325, 42669, 50325, 71115, 78873, 96975, 118525, 131455, 150975, 213345, 236619, 289201, 355575, 394365, 657275, 867603, 1066725, 1183095, 1446005, 1971825, 2602809, 4338015, 5915475, 7230025, 13014045, 21690075, 65070225]

約数ペア:

[(1, 65070225), (3, 21690075), (5, 13014045), (9, 7230025), (11, 5915475), (15, 4338015), (25, 2602809), (33, 1971825), (45, 1446005), (55, 1183095), (61, 1066725), (75, 867603), (99, 657275), (165, 394365), (183, 355575), (225, 289201), (275, 236619), (305, 213345), (431, 150975), (495, 131455), (549, 118525), (671, 96975), (825, 78873), (915, 71115), (1293, 50325), (1525, 42669), (2013, 32325), (2155, 30195), (2475, 26291), (2745, 23705), (3355, 19395), (3879, 16775), (4575, 14223), (4741, 13725), (6039, 10775), (6465, 10065)]