51767910

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{809}}^1$

素因数の和:907

約数の個数: 80

約数和(自身を含む): 141134400

約数和(自身を除く): 89366490

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 79, 81, 90, 135, 158, 162, 237, 270, 395, 405, 474, 711, 790, 809, 810, 1185, 1422, 1618, 2133, 2370, 2427, 3555, 4045, 4266, 4854, 6399, 7110, 7281, 8090, 10665, 12135, 12798, 14562, 21330, 21843, 24270, 31995, 36405, 43686, 63911, 63990, 65529, 72810, 109215, 127822, 131058, 191733, 218430, 319555, 327645, 383466, 575199, 639110, 655290, 958665, 1150398, 1725597, 1917330, 2875995, 3451194, 5176791, 5751990, 8627985, 10353582, 17255970, 25883955, 51767910]

約数ペア:

[(1, 51767910), (2, 25883955), (3, 17255970), (5, 10353582), (6, 8627985), (9, 5751990), (10, 5176791), (15, 3451194), (18, 2875995), (27, 1917330), (30, 1725597), (45, 1150398), (54, 958665), (79, 655290), (81, 639110), (90, 575199), (135, 383466), (158, 327645), (162, 319555), (237, 218430), (270, 191733), (395, 131058), (405, 127822), (474, 109215), (711, 72810), (790, 65529), (809, 63990), (810, 63911), (1185, 43686), (1422, 36405), (1618, 31995), (2133, 24270), (2370, 21843), (2427, 21330), (3555, 14562), (4045, 12798), (4266, 12135), (4854, 10665), (6399, 8090), (7110, 7281)]