89627200

素因数分解:

$2^6\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:205

約数の個数: 168

約数和(自身を含む): 246928640

約数和(自身を除く): 157301440

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 32, 40, 50, 52, 62, 64, 65, 80, 100, 104, 124, 130, 139, 155, 160, 200, 208, 248, 260, 278, 310, 320, 325, 400, 403, 416, 496, 520, 556, 620, 650, 695, 775, 800, 806, 832, 992, 1040, 1112, 1240, 1300, 1390, 1550, 1600, 1612, 1807, 1984, 2015, 2080, 2224, 2480, 2600, 2780, 3100, 3224, 3475, 3614, 4030, 4160, 4309, 4448, 4960, 5200, 5560, 6200, 6448, 6950, 7228, 8060, 8618, 8896, 9035, 9920, 10075, 10400, 11120, 12400, 12896, 13900, 14456, 16120, 17236, 18070, 20150, 20800, 21545, 22240, 24800, 25792, 27800, 28912, 32240, 34472, 36140, 40300, 43090, 44480, 45175, 49600, 55600, 56017, 57824, 64480, 68944, 72280, 80600, 86180, 90350, 107725, 111200, 112034, 115648, 128960, 137888, 144560, 161200, 172360, 180700, 215450, 222400, 224068, 275776, 280085, 289120, 322400, 344720, 361400, 430900, 448136, 560170, 578240, 644800, 689440, 722800, 861800, 896272, 1120340, 1378880, 1400425, 1445600, 1723600, 1792544, 2240680, 2800850, 2891200, 3447200, 3585088, 4481360, 5601700, 6894400, 8962720, 11203400, 17925440, 22406800, 44813600, 89627200]

約数ペア:

[(1, 89627200), (2, 44813600), (4, 22406800), (5, 17925440), (8, 11203400), (10, 8962720), (13, 6894400), (16, 5601700), (20, 4481360), (25, 3585088), (26, 3447200), (31, 2891200), (32, 2800850), (40, 2240680), (50, 1792544), (52, 1723600), (62, 1445600), (64, 1400425), (65, 1378880), (80, 1120340), (100, 896272), (104, 861800), (124, 722800), (130, 689440), (139, 644800), (155, 578240), (160, 560170), (200, 448136), (208, 430900), (248, 361400), (260, 344720), (278, 322400), (310, 289120), (320, 280085), (325, 275776), (400, 224068), (403, 222400), (416, 215450), (496, 180700), (520, 172360), (556, 161200), (620, 144560), (650, 137888), (695, 128960), (775, 115648), (800, 112034), (806, 111200), (832, 107725), (992, 90350), (1040, 86180), (1112, 80600), (1240, 72280), (1300, 68944), (1390, 64480), (1550, 57824), (1600, 56017), (1612, 55600), (1807, 49600), (1984, 45175), (2015, 44480), (2080, 43090), (2224, 40300), (2480, 36140), (2600, 34472), (2780, 32240), (3100, 28912), (3224, 27800), (3475, 25792), (3614, 24800), (4030, 22240), (4160, 21545), (4309, 20800), (4448, 20150), (4960, 18070), (5200, 17236), (5560, 16120), (6200, 14456), (6448, 13900), (6950, 12896), (7228, 12400), (8060, 11120), (8618, 10400), (8896, 10075), (9035, 9920)]