126661600

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{641}}^1$

素因数の和:693

約数の個数: 144

約数和(自身を含む): 351071280

約数和(自身を除く): 224409680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 25, 26, 32, 38, 40, 50, 52, 65, 76, 80, 95, 100, 104, 130, 152, 160, 190, 200, 208, 247, 260, 304, 325, 380, 400, 416, 475, 494, 520, 608, 641, 650, 760, 800, 950, 988, 1040, 1235, 1282, 1300, 1520, 1900, 1976, 2080, 2470, 2564, 2600, 3040, 3205, 3800, 3952, 4940, 5128, 5200, 6175, 6410, 7600, 7904, 8333, 9880, 10256, 10400, 12179, 12350, 12820, 15200, 16025, 16666, 19760, 20512, 24358, 24700, 25640, 32050, 33332, 39520, 41665, 48716, 49400, 51280, 60895, 64100, 66664, 83330, 97432, 98800, 102560, 121790, 128200, 133328, 158327, 166660, 194864, 197600, 208325, 243580, 256400, 266656, 304475, 316654, 333320, 389728, 416650, 487160, 512800, 608950, 633308, 666640, 791635, 833300, 974320, 1217900, 1266616, 1333280, 1583270, 1666600, 1948640, 2435800, 2533232, 3166540, 3333200, 3958175, 4871600, 5066464, 6333080, 6666400, 7916350, 9743200, 12666160, 15832700, 25332320, 31665400, 63330800, 126661600]

約数ペア:

[(1, 126661600), (2, 63330800), (4, 31665400), (5, 25332320), (8, 15832700), (10, 12666160), (13, 9743200), (16, 7916350), (19, 6666400), (20, 6333080), (25, 5066464), (26, 4871600), (32, 3958175), (38, 3333200), (40, 3166540), (50, 2533232), (52, 2435800), (65, 1948640), (76, 1666600), (80, 1583270), (95, 1333280), (100, 1266616), (104, 1217900), (130, 974320), (152, 833300), (160, 791635), (190, 666640), (200, 633308), (208, 608950), (247, 512800), (260, 487160), (304, 416650), (325, 389728), (380, 333320), (400, 316654), (416, 304475), (475, 266656), (494, 256400), (520, 243580), (608, 208325), (641, 197600), (650, 194864), (760, 166660), (800, 158327), (950, 133328), (988, 128200), (1040, 121790), (1235, 102560), (1282, 98800), (1300, 97432), (1520, 83330), (1900, 66664), (1976, 64100), (2080, 60895), (2470, 51280), (2564, 49400), (2600, 48716), (3040, 41665), (3205, 39520), (3800, 33332), (3952, 32050), (4940, 25640), (5128, 24700), (5200, 24358), (6175, 20512), (6410, 19760), (7600, 16666), (7904, 16025), (8333, 15200), (9880, 12820), (10256, 12350), (10400, 12179)]