515770125

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{439}}^1$

素因数の和:711

約数の個数: 64

約数和(自身を含む): 930209280

約数和(自身を除く): 414439155

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 195, 241, 325, 375, 439, 723, 975, 1205, 1317, 1625, 2195, 3133, 3615, 4875, 5707, 6025, 6585, 9399, 10975, 15665, 17121, 18075, 28535, 30125, 32925, 46995, 54875, 78325, 85605, 90375, 105799, 142675, 164625, 234975, 317397, 391625, 428025, 528995, 713375, 1174875, 1375387, 1586985, 2140125, 2644975, 4126161, 6876935, 7934925, 13224875, 20630805, 34384675, 39674625, 103154025, 171923375, 515770125]

約数ペア:

[(1, 515770125), (3, 171923375), (5, 103154025), (13, 39674625), (15, 34384675), (25, 20630805), (39, 13224875), (65, 7934925), (75, 6876935), (125, 4126161), (195, 2644975), (241, 2140125), (325, 1586985), (375, 1375387), (439, 1174875), (723, 713375), (975, 528995), (1205, 428025), (1317, 391625), (1625, 317397), (2195, 234975), (3133, 164625), (3615, 142675), (4875, 105799), (5707, 90375), (6025, 85605), (6585, 78325), (9399, 54875), (10975, 46995), (15665, 32925), (17121, 30125), (18075, 28535)]