15678864175

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{673}}^1\times {\mathrm{739}}^1$

素因数の和:1532

約数の個数: 48

約数和(自身を含む): 21213260320

約数和(自身を除く): 5534396145

約数列:

[1, 5, 13, 25, 65, 97, 325, 485, 673, 739, 1261, 2425, 3365, 3695, 6305, 8749, 9607, 16825, 18475, 31525, 43745, 48035, 65281, 71683, 218725, 240175, 326405, 358415, 497347, 848653, 931879, 1632025, 1792075, 2486735, 4243265, 4659395, 6465511, 12433675, 21216325, 23296975, 32327555, 48242659, 161637775, 241213295, 627154567, 1206066475, 3135772835, 15678864175]

約数ペア:

[(1, 15678864175), (5, 3135772835), (13, 1206066475), (25, 627154567), (65, 241213295), (97, 161637775), (325, 48242659), (485, 32327555), (673, 23296975), (739, 21216325), (1261, 12433675), (2425, 6465511), (3365, 4659395), (3695, 4243265), (6305, 2486735), (8749, 1792075), (9607, 1632025), (16825, 931879), (18475, 848653), (31525, 497347), (43745, 358415), (48035, 326405), (65281, 240175), (71683, 218725)]