220056525

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3271}}^1$

素因数の和:3323

約数の個数: 72

約数和(自身を含む): 443054976

約数和(自身を除く): 222998451

約数列:

[1, 3, 5, 9, 13, 15, 23, 25, 39, 45, 65, 69, 75, 115, 117, 195, 207, 225, 299, 325, 345, 575, 585, 897, 975, 1035, 1495, 1725, 2691, 2925, 3271, 4485, 5175, 7475, 9813, 13455, 16355, 22425, 29439, 42523, 49065, 67275, 75233, 81775, 127569, 147195, 212615, 225699, 245325, 376165, 382707, 637845, 677097, 735975, 978029, 1063075, 1128495, 1880825, 1913535, 2934087, 3189225, 3385485, 4890145, 5642475, 8802261, 9567675, 14670435, 16927425, 24450725, 44011305, 73352175, 220056525]

約数ペア:

[(1, 220056525), (3, 73352175), (5, 44011305), (9, 24450725), (13, 16927425), (15, 14670435), (23, 9567675), (25, 8802261), (39, 5642475), (45, 4890145), (65, 3385485), (69, 3189225), (75, 2934087), (115, 1913535), (117, 1880825), (195, 1128495), (207, 1063075), (225, 978029), (299, 735975), (325, 677097), (345, 637845), (575, 382707), (585, 376165), (897, 245325), (975, 225699), (1035, 212615), (1495, 147195), (1725, 127569), (2691, 81775), (2925, 75233), (3271, 67275), (4485, 49065), (5175, 42523), (7475, 29439), (9813, 22425), (13455, 16355)]