13780364925

素因数分解:

$3^1\times 5^2\times {\mathrm{157}}^1\times {\mathrm{313}}^1\times {\mathrm{3739}}^1$

素因数の和:4222

約数の個数: 48

約数和(自身を含む): 23008061120

約数和(自身を除く): 9227696195

約数列:

[1, 3, 5, 15, 25, 75, 157, 313, 471, 785, 939, 1565, 2355, 3739, 3925, 4695, 7825, 11217, 11775, 18695, 23475, 49141, 56085, 93475, 147423, 245705, 280425, 587023, 737115, 1170307, 1228525, 1761069, 2935115, 3510921, 3685575, 5851535, 8805345, 14675575, 17554605, 29257675, 44026725, 87773025, 183738199, 551214597, 918690995, 2756072985, 4593454975, 13780364925]

約数ペア:

[(1, 13780364925), (3, 4593454975), (5, 2756072985), (15, 918690995), (25, 551214597), (75, 183738199), (157, 87773025), (313, 44026725), (471, 29257675), (785, 17554605), (939, 14675575), (1565, 8805345), (2355, 5851535), (3739, 3685575), (3925, 3510921), (4695, 2935115), (7825, 1761069), (11217, 1228525), (11775, 1170307), (18695, 737115), (23475, 587023), (49141, 280425), (56085, 245705), (93475, 147423)]