135280900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:230

約数の個数: 108

約数和(自身を含む): 324034816

約数和(自身を除く): 188753916

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 31, 34, 50, 62, 68, 85, 100, 124, 151, 155, 170, 289, 302, 310, 340, 425, 527, 578, 604, 620, 755, 775, 850, 1054, 1156, 1445, 1510, 1550, 1700, 2108, 2567, 2635, 2890, 3020, 3100, 3775, 4681, 5134, 5270, 5780, 7225, 7550, 8959, 9362, 10268, 10540, 12835, 13175, 14450, 15100, 17918, 18724, 23405, 25670, 26350, 28900, 35836, 43639, 44795, 46810, 51340, 52700, 64175, 79577, 87278, 89590, 93620, 117025, 128350, 159154, 174556, 179180, 218195, 223975, 234050, 256700, 318308, 397885, 436390, 447950, 468100, 795770, 872780, 895900, 1090975, 1352809, 1591540, 1989425, 2181950, 2705618, 3978850, 4363900, 5411236, 6764045, 7957700, 13528090, 27056180, 33820225, 67640450, 135280900]

約数ペア:

[(1, 135280900), (2, 67640450), (4, 33820225), (5, 27056180), (10, 13528090), (17, 7957700), (20, 6764045), (25, 5411236), (31, 4363900), (34, 3978850), (50, 2705618), (62, 2181950), (68, 1989425), (85, 1591540), (100, 1352809), (124, 1090975), (151, 895900), (155, 872780), (170, 795770), (289, 468100), (302, 447950), (310, 436390), (340, 397885), (425, 318308), (527, 256700), (578, 234050), (604, 223975), (620, 218195), (755, 179180), (775, 174556), (850, 159154), (1054, 128350), (1156, 117025), (1445, 93620), (1510, 89590), (1550, 87278), (1700, 79577), (2108, 64175), (2567, 52700), (2635, 51340), (2890, 46810), (3020, 44795), (3100, 43639), (3775, 35836), (4681, 28900), (5134, 26350), (5270, 25670), (5780, 23405), (7225, 18724), (7550, 17918), (8959, 15100), (9362, 14450), (10268, 13175), (10540, 12835)]