713984620

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{3251}}^1$

素因数の和:3478

約数の個数: 48

約数和(自身を含む): 1529740800

約数和(自身を除く): 815756180

約数列:

[1, 2, 4, 5, 10, 20, 79, 139, 158, 278, 316, 395, 556, 695, 790, 1390, 1580, 2780, 3251, 6502, 10981, 13004, 16255, 21962, 32510, 43924, 54905, 65020, 109810, 219620, 256829, 451889, 513658, 903778, 1027316, 1284145, 1807556, 2259445, 2568290, 4518890, 5136580, 9037780, 35699231, 71398462, 142796924, 178496155, 356992310, 713984620]

約数ペア:

[(1, 713984620), (2, 356992310), (4, 178496155), (5, 142796924), (10, 71398462), (20, 35699231), (79, 9037780), (139, 5136580), (158, 4518890), (278, 2568290), (316, 2259445), (395, 1807556), (556, 1284145), (695, 1027316), (790, 903778), (1390, 513658), (1580, 451889), (2780, 256829), (3251, 219620), (6502, 109810), (10981, 65020), (13004, 54905), (16255, 43924), (21962, 32510)]