855333440

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{5557}}^1$

素因数の和:5624

約数の個数: 112

約数和(自身を含む): 2253124272

約数和(自身を除く): 1397790832

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 37, 40, 52, 64, 65, 74, 80, 104, 130, 148, 160, 185, 208, 260, 296, 320, 370, 416, 481, 520, 592, 740, 832, 962, 1040, 1184, 1480, 1924, 2080, 2368, 2405, 2960, 3848, 4160, 4810, 5557, 5920, 7696, 9620, 11114, 11840, 15392, 19240, 22228, 27785, 30784, 38480, 44456, 55570, 72241, 76960, 88912, 111140, 144482, 153920, 177824, 205609, 222280, 288964, 355648, 361205, 411218, 444560, 577928, 722410, 822436, 889120, 1028045, 1155856, 1444820, 1644872, 1778240, 2056090, 2311712, 2672917, 2889640, 3289744, 4112180, 4623424, 5345834, 5779280, 6579488, 8224360, 10691668, 11558560, 13158976, 13364585, 16448720, 21383336, 23117120, 26729170, 32897440, 42766672, 53458340, 65794880, 85533344, 106916680, 171066688, 213833360, 427666720, 855333440]

約数ペア:

[(1, 855333440), (2, 427666720), (4, 213833360), (5, 171066688), (8, 106916680), (10, 85533344), (13, 65794880), (16, 53458340), (20, 42766672), (26, 32897440), (32, 26729170), (37, 23117120), (40, 21383336), (52, 16448720), (64, 13364585), (65, 13158976), (74, 11558560), (80, 10691668), (104, 8224360), (130, 6579488), (148, 5779280), (160, 5345834), (185, 4623424), (208, 4112180), (260, 3289744), (296, 2889640), (320, 2672917), (370, 2311712), (416, 2056090), (481, 1778240), (520, 1644872), (592, 1444820), (740, 1155856), (832, 1028045), (962, 889120), (1040, 822436), (1184, 722410), (1480, 577928), (1924, 444560), (2080, 411218), (2368, 361205), (2405, 355648), (2960, 288964), (3848, 222280), (4160, 205609), (4810, 177824), (5557, 153920), (5920, 144482), (7696, 111140), (9620, 88912), (11114, 76960), (11840, 72241), (15392, 55570), (19240, 44456), (22228, 38480), (27785, 30784)]