2013815375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{997}}^1$

素因数の和:1149

約数の個数: 64

約数和(自身を含む): 2981736576

約数和(自身を除く): 967921201

約数列:

[1, 5, 11, 13, 25, 55, 65, 113, 125, 143, 275, 325, 565, 715, 997, 1243, 1375, 1469, 1625, 2825, 3575, 4985, 6215, 7345, 10967, 12961, 14125, 16159, 17875, 24925, 31075, 36725, 54835, 64805, 80795, 112661, 124625, 142571, 155375, 183625, 274175, 324025, 403975, 563305, 712855, 1239271, 1370875, 1464593, 1620125, 2019875, 2816525, 3564275, 6196355, 7322965, 14082625, 16110523, 17821375, 30981775, 36614825, 80552615, 154908875, 183074125, 402763075, 2013815375]

約数ペア:

[(1, 2013815375), (5, 402763075), (11, 183074125), (13, 154908875), (25, 80552615), (55, 36614825), (65, 30981775), (113, 17821375), (125, 16110523), (143, 14082625), (275, 7322965), (325, 6196355), (565, 3564275), (715, 2816525), (997, 2019875), (1243, 1620125), (1375, 1464593), (1469, 1370875), (1625, 1239271), (2825, 712855), (3575, 563305), (4985, 403975), (6215, 324025), (7345, 274175), (10967, 183625), (12961, 155375), (14125, 142571), (16159, 124625), (17875, 112661), (24925, 80795), (31075, 64805), (36725, 54835)]