19007739075

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{30319}}^1$

素因数の和:30988

約数の個数: 48

約数和(自身を含む): 33897274880

約数和(自身を除く): 14889535805

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 643, 975, 1929, 3215, 8359, 9645, 16075, 25077, 30319, 41795, 48225, 90957, 125385, 151595, 208975, 394147, 454785, 626925, 757975, 1182441, 1970735, 2273925, 5912205, 9853675, 19495117, 29561025, 58485351, 97475585, 253436521, 292426755, 487377925, 760309563, 1267182605, 1462133775, 3801547815, 6335913025, 19007739075]

約数ペア:

[(1, 19007739075), (3, 6335913025), (5, 3801547815), (13, 1462133775), (15, 1267182605), (25, 760309563), (39, 487377925), (65, 292426755), (75, 253436521), (195, 97475585), (325, 58485351), (643, 29561025), (975, 19495117), (1929, 9853675), (3215, 5912205), (8359, 2273925), (9645, 1970735), (16075, 1182441), (25077, 757975), (30319, 626925), (41795, 454785), (48225, 394147), (90957, 208975), (125385, 151595)]