128290435

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^2\times {\mathrm{41}}^1$

素因数の和:125

約数の個数: 72

約数和(自身を含む): 204017184

約数和(自身を除く): 75726749

約数列:

[1, 5, 7, 13, 23, 35, 41, 65, 91, 115, 161, 169, 205, 287, 299, 455, 529, 533, 805, 845, 943, 1183, 1435, 1495, 2093, 2645, 2665, 3703, 3731, 3887, 4715, 5915, 6601, 6877, 6929, 10465, 12259, 18515, 18655, 19435, 21689, 27209, 33005, 34385, 34645, 48139, 48503, 61295, 85813, 89401, 108445, 136045, 151823, 159367, 240695, 242515, 281957, 429065, 447005, 625807, 759115, 796835, 1115569, 1409785, 1973699, 3129035, 3665441, 5577845, 9868495, 18327205, 25658087, 128290435]

約数ペア:

[(1, 128290435), (5, 25658087), (7, 18327205), (13, 9868495), (23, 5577845), (35, 3665441), (41, 3129035), (65, 1973699), (91, 1409785), (115, 1115569), (161, 796835), (169, 759115), (205, 625807), (287, 447005), (299, 429065), (455, 281957), (529, 242515), (533, 240695), (805, 159367), (845, 151823), (943, 136045), (1183, 108445), (1435, 89401), (1495, 85813), (2093, 61295), (2645, 48503), (2665, 48139), (3703, 34645), (3731, 34385), (3887, 33005), (4715, 27209), (5915, 21689), (6601, 19435), (6877, 18655), (6929, 18515), (10465, 12259)]