4256101760

素因数分解:

$2^7\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{2659}}^1$

素因数の和:2780

約数の個数: 128

約数和(自身を含む): 10597759200

約数和(自身を除く): 6341657440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 61, 64, 80, 82, 122, 128, 160, 164, 205, 244, 305, 320, 328, 410, 488, 610, 640, 656, 820, 976, 1220, 1312, 1640, 1952, 2440, 2501, 2624, 2659, 3280, 3904, 4880, 5002, 5248, 5318, 6560, 7808, 9760, 10004, 10636, 12505, 13120, 13295, 19520, 20008, 21272, 25010, 26240, 26590, 39040, 40016, 42544, 50020, 53180, 80032, 85088, 100040, 106360, 109019, 160064, 162199, 170176, 200080, 212720, 218038, 320128, 324398, 340352, 400160, 425440, 436076, 545095, 648796, 800320, 810995, 850880, 872152, 1090190, 1297592, 1600640, 1621990, 1701760, 1744304, 2180380, 2595184, 3243980, 3488608, 4360760, 5190368, 6487960, 6650159, 6977216, 8721520, 10380736, 12975920, 13300318, 13954432, 17443040, 20761472, 25951840, 26600636, 33250795, 34886080, 51903680, 53201272, 66501590, 69772160, 103807360, 106402544, 133003180, 212805088, 266006360, 425610176, 532012720, 851220352, 1064025440, 2128050880, 4256101760]

約数ペア:

[(1, 4256101760), (2, 2128050880), (4, 1064025440), (5, 851220352), (8, 532012720), (10, 425610176), (16, 266006360), (20, 212805088), (32, 133003180), (40, 106402544), (41, 103807360), (61, 69772160), (64, 66501590), (80, 53201272), (82, 51903680), (122, 34886080), (128, 33250795), (160, 26600636), (164, 25951840), (205, 20761472), (244, 17443040), (305, 13954432), (320, 13300318), (328, 12975920), (410, 10380736), (488, 8721520), (610, 6977216), (640, 6650159), (656, 6487960), (820, 5190368), (976, 4360760), (1220, 3488608), (1312, 3243980), (1640, 2595184), (1952, 2180380), (2440, 1744304), (2501, 1701760), (2624, 1621990), (2659, 1600640), (3280, 1297592), (3904, 1090190), (4880, 872152), (5002, 850880), (5248, 810995), (5318, 800320), (6560, 648796), (7808, 545095), (9760, 436076), (10004, 425440), (10636, 400160), (12505, 340352), (13120, 324398), (13295, 320128), (19520, 218038), (20008, 212720), (21272, 200080), (25010, 170176), (26240, 162199), (26590, 160064), (39040, 109019), (40016, 106360), (42544, 100040), (50020, 85088), (53180, 80032)]