78893990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{367}}^1$

素因数の和:501

約数の個数: 64

約数和(自身を含む): 169150464

約数和(自身を除く): 90256474

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 70, 74, 83, 166, 185, 259, 367, 370, 415, 518, 581, 734, 830, 1162, 1295, 1835, 2569, 2590, 2905, 3071, 3670, 5138, 5810, 6142, 12845, 13579, 15355, 21497, 25690, 27158, 30461, 30710, 42994, 60922, 67895, 95053, 107485, 135790, 152305, 190106, 213227, 214970, 304610, 426454, 475265, 950530, 1066135, 1127057, 2132270, 2254114, 5635285, 7889399, 11270570, 15778798, 39446995, 78893990]

約数ペア:

[(1, 78893990), (2, 39446995), (5, 15778798), (7, 11270570), (10, 7889399), (14, 5635285), (35, 2254114), (37, 2132270), (70, 1127057), (74, 1066135), (83, 950530), (166, 475265), (185, 426454), (259, 304610), (367, 214970), (370, 213227), (415, 190106), (518, 152305), (581, 135790), (734, 107485), (830, 95053), (1162, 67895), (1295, 60922), (1835, 42994), (2569, 30710), (2590, 30461), (2905, 27158), (3071, 25690), (3670, 21497), (5138, 15355), (5810, 13579), (6142, 12845)]