28127100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:160

約数の個数: 144

約数和(自身を含む): 87181920

約数和(自身を除く): 59054820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 29, 30, 50, 53, 58, 60, 61, 75, 87, 100, 106, 116, 122, 145, 150, 159, 174, 183, 212, 244, 265, 290, 300, 305, 318, 348, 366, 435, 530, 580, 610, 636, 725, 732, 795, 870, 915, 1060, 1220, 1325, 1450, 1525, 1537, 1590, 1740, 1769, 1830, 2175, 2650, 2900, 3050, 3074, 3180, 3233, 3538, 3660, 3975, 4350, 4575, 4611, 5300, 5307, 6100, 6148, 6466, 7076, 7685, 7950, 8700, 8845, 9150, 9222, 9699, 10614, 12932, 15370, 15900, 16165, 17690, 18300, 18444, 19398, 21228, 23055, 26535, 30740, 32330, 35380, 38425, 38796, 44225, 46110, 48495, 53070, 64660, 76850, 80825, 88450, 92220, 93757, 96990, 106140, 115275, 132675, 153700, 161650, 176900, 187514, 193980, 230550, 242475, 265350, 281271, 323300, 375028, 461100, 468785, 484950, 530700, 562542, 937570, 969900, 1125084, 1406355, 1875140, 2343925, 2812710, 4687850, 5625420, 7031775, 9375700, 14063550, 28127100]

約数ペア:

[(1, 28127100), (2, 14063550), (3, 9375700), (4, 7031775), (5, 5625420), (6, 4687850), (10, 2812710), (12, 2343925), (15, 1875140), (20, 1406355), (25, 1125084), (29, 969900), (30, 937570), (50, 562542), (53, 530700), (58, 484950), (60, 468785), (61, 461100), (75, 375028), (87, 323300), (100, 281271), (106, 265350), (116, 242475), (122, 230550), (145, 193980), (150, 187514), (159, 176900), (174, 161650), (183, 153700), (212, 132675), (244, 115275), (265, 106140), (290, 96990), (300, 93757), (305, 92220), (318, 88450), (348, 80825), (366, 76850), (435, 64660), (530, 53070), (580, 48495), (610, 46110), (636, 44225), (725, 38796), (732, 38425), (795, 35380), (870, 32330), (915, 30740), (1060, 26535), (1220, 23055), (1325, 21228), (1450, 19398), (1525, 18444), (1537, 18300), (1590, 17690), (1740, 16165), (1769, 15900), (1830, 15370), (2175, 12932), (2650, 10614), (2900, 9699), (3050, 9222), (3074, 9150), (3180, 8845), (3233, 8700), (3538, 7950), (3660, 7685), (3975, 7076), (4350, 6466), (4575, 6148), (4611, 6100), (5300, 5307)]