2013273800

素因数分解:

$2^3\times 5^2\times {\mathrm{97}}^1\times {\mathrm{157}}^1\times {\mathrm{661}}^1$

素因数の和:931

約数の個数: 96

約数和(自身を含む): 4766439720

約数和(自身を除く): 2753165920

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 97, 100, 157, 194, 200, 314, 388, 485, 628, 661, 776, 785, 970, 1256, 1322, 1570, 1940, 2425, 2644, 3140, 3305, 3880, 3925, 4850, 5288, 6280, 6610, 7850, 9700, 13220, 15229, 15700, 16525, 19400, 26440, 30458, 31400, 33050, 60916, 64117, 66100, 76145, 103777, 121832, 128234, 132200, 152290, 207554, 256468, 304580, 320585, 380725, 415108, 512936, 518885, 609160, 641170, 761450, 830216, 1037770, 1282340, 1522900, 1602925, 2075540, 2564680, 2594425, 3045800, 3205850, 4151080, 5188850, 6411700, 10066369, 10377700, 12823400, 20132738, 20755400, 40265476, 50331845, 80530952, 100663690, 201327380, 251659225, 402654760, 503318450, 1006636900, 2013273800]

約数ペア:

[(1, 2013273800), (2, 1006636900), (4, 503318450), (5, 402654760), (8, 251659225), (10, 201327380), (20, 100663690), (25, 80530952), (40, 50331845), (50, 40265476), (97, 20755400), (100, 20132738), (157, 12823400), (194, 10377700), (200, 10066369), (314, 6411700), (388, 5188850), (485, 4151080), (628, 3205850), (661, 3045800), (776, 2594425), (785, 2564680), (970, 2075540), (1256, 1602925), (1322, 1522900), (1570, 1282340), (1940, 1037770), (2425, 830216), (2644, 761450), (3140, 641170), (3305, 609160), (3880, 518885), (3925, 512936), (4850, 415108), (5288, 380725), (6280, 320585), (6610, 304580), (7850, 256468), (9700, 207554), (13220, 152290), (15229, 132200), (15700, 128234), (16525, 121832), (19400, 103777), (26440, 76145), (30458, 66100), (31400, 64117), (33050, 60916)]