25415455

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:283

約数の個数: 32

約数和(自身を含む): 34574400

約数和(自身を除く): 9158945

約数列:

[1, 5, 13, 29, 65, 97, 139, 145, 377, 485, 695, 1261, 1807, 1885, 2813, 4031, 6305, 9035, 13483, 14065, 20155, 36569, 52403, 67415, 175279, 182845, 262015, 391007, 876395, 1955035, 5083091, 25415455]

約数ペア:

[(1, 25415455), (5, 5083091), (13, 1955035), (29, 876395), (65, 391007), (97, 262015), (139, 182845), (145, 175279), (377, 67415), (485, 52403), (695, 36569), (1261, 20155), (1807, 14065), (1885, 13483), (2813, 9035), (4031, 6305)]