79663020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{78101}}^1$

素因数の和:78130

約数の個数: 48

約数和(自身を含む): 236180448

約数和(自身を除く): 156517428

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 78101, 156202, 234303, 312404, 390505, 468606, 781010, 937212, 1171515, 1327717, 1562020, 2343030, 2655434, 3983151, 4686060, 5310868, 6638585, 7966302, 13277170, 15932604, 19915755, 26554340, 39831510, 79663020]

約数ペア:

[(1, 79663020), (2, 39831510), (3, 26554340), (4, 19915755), (5, 15932604), (6, 13277170), (10, 7966302), (12, 6638585), (15, 5310868), (17, 4686060), (20, 3983151), (30, 2655434), (34, 2343030), (51, 1562020), (60, 1327717), (68, 1171515), (85, 937212), (102, 781010), (170, 468606), (204, 390505), (255, 312404), (340, 234303), (510, 156202), (1020, 78101)]