1869280900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^2\times {\mathrm{71}}^1\times {\mathrm{911}}^1$

素因数の和:1030

約数の個数: 108

約数和(自身を含む): 4374470016

約数和(自身を除く): 2505189116

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 71, 85, 100, 142, 170, 284, 289, 340, 355, 425, 578, 710, 850, 911, 1156, 1207, 1420, 1445, 1700, 1775, 1822, 2414, 2890, 3550, 3644, 4555, 4828, 5780, 6035, 7100, 7225, 9110, 12070, 14450, 15487, 18220, 20519, 22775, 24140, 28900, 30175, 30974, 41038, 45550, 60350, 61948, 64681, 77435, 82076, 91100, 102595, 120700, 129362, 154870, 205190, 258724, 263279, 309740, 323405, 387175, 410380, 512975, 526558, 646810, 774350, 1025950, 1053116, 1099577, 1293620, 1316395, 1548700, 1617025, 2051900, 2199154, 2632790, 3234050, 4398308, 5265580, 5497885, 6468100, 6581975, 10995770, 13163950, 18692809, 21991540, 26327900, 27489425, 37385618, 54978850, 74771236, 93464045, 109957700, 186928090, 373856180, 467320225, 934640450, 1869280900]

約数ペア:

[(1, 1869280900), (2, 934640450), (4, 467320225), (5, 373856180), (10, 186928090), (17, 109957700), (20, 93464045), (25, 74771236), (34, 54978850), (50, 37385618), (68, 27489425), (71, 26327900), (85, 21991540), (100, 18692809), (142, 13163950), (170, 10995770), (284, 6581975), (289, 6468100), (340, 5497885), (355, 5265580), (425, 4398308), (578, 3234050), (710, 2632790), (850, 2199154), (911, 2051900), (1156, 1617025), (1207, 1548700), (1420, 1316395), (1445, 1293620), (1700, 1099577), (1775, 1053116), (1822, 1025950), (2414, 774350), (2890, 646810), (3550, 526558), (3644, 512975), (4555, 410380), (4828, 387175), (5780, 323405), (6035, 309740), (7100, 263279), (7225, 258724), (9110, 205190), (12070, 154870), (14450, 129362), (15487, 120700), (18220, 102595), (20519, 91100), (22775, 82076), (24140, 77435), (28900, 64681), (30175, 61948), (30974, 60350), (41038, 45550)]