245679445

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1$

素因数の和:286

約数の個数: 64

約数和(自身を含む): 358525440

約数和(自身を除く): 112845995

約数列:

[1, 5, 11, 23, 29, 37, 55, 115, 145, 181, 185, 253, 319, 407, 667, 851, 905, 1073, 1265, 1595, 1991, 2035, 3335, 4163, 4255, 5249, 5365, 6697, 7337, 9361, 9955, 11803, 20815, 24679, 26245, 33485, 36685, 45793, 46805, 57739, 59015, 73667, 120727, 123395, 154031, 194213, 228965, 271469, 288695, 368335, 603635, 770155, 971065, 1327997, 1357345, 1694341, 2136343, 4466899, 6639985, 8471705, 10681715, 22334495, 49135889, 245679445]

約数ペア:

[(1, 245679445), (5, 49135889), (11, 22334495), (23, 10681715), (29, 8471705), (37, 6639985), (55, 4466899), (115, 2136343), (145, 1694341), (181, 1357345), (185, 1327997), (253, 971065), (319, 770155), (407, 603635), (667, 368335), (851, 288695), (905, 271469), (1073, 228965), (1265, 194213), (1595, 154031), (1991, 123395), (2035, 120727), (3335, 73667), (4163, 59015), (4255, 57739), (5249, 46805), (5365, 45793), (6697, 36685), (7337, 33485), (9361, 26245), (9955, 24679), (11803, 20815)]