61905075

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2111}}^1$

素因数の和:2164

約数の個数: 48

約数和(自身を含む): 113135616

約数和(自身を除く): 51230541

約数列:

[1, 3, 5, 15, 17, 23, 25, 51, 69, 75, 85, 115, 255, 345, 391, 425, 575, 1173, 1275, 1725, 1955, 2111, 5865, 6333, 9775, 10555, 29325, 31665, 35887, 48553, 52775, 107661, 145659, 158325, 179435, 242765, 538305, 728295, 825401, 897175, 1213825, 2476203, 2691525, 3641475, 4127005, 12381015, 20635025, 61905075]

約数ペア:

[(1, 61905075), (3, 20635025), (5, 12381015), (15, 4127005), (17, 3641475), (23, 2691525), (25, 2476203), (51, 1213825), (69, 897175), (75, 825401), (85, 728295), (115, 538305), (255, 242765), (345, 179435), (391, 158325), (425, 145659), (575, 107661), (1173, 52775), (1275, 48553), (1725, 35887), (1955, 31665), (2111, 29325), (5865, 10555), (6333, 9775)]