85655355

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^2\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:212

約数の個数: 48

約数和(自身を含む): 145559040

約数和(自身を除く): 59903685

約数列:

[1, 3, 5, 15, 41, 43, 79, 123, 129, 205, 215, 237, 395, 615, 645, 1185, 1681, 1763, 3239, 3397, 5043, 5289, 8405, 8815, 9717, 10191, 16195, 16985, 25215, 26445, 48585, 50955, 72283, 132799, 139277, 216849, 361415, 398397, 417831, 663995, 696385, 1084245, 1991985, 2089155, 5710357, 17131071, 28551785, 85655355]

約数ペア:

[(1, 85655355), (3, 28551785), (5, 17131071), (15, 5710357), (41, 2089155), (43, 1991985), (79, 1084245), (123, 696385), (129, 663995), (205, 417831), (215, 398397), (237, 361415), (395, 216849), (615, 139277), (645, 132799), (1185, 72283), (1681, 50955), (1763, 48585), (3239, 26445), (3397, 25215), (5043, 16985), (5289, 16195), (8405, 10191), (8815, 9717)]