25231830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2087}}^1$

素因数の和:2141

約数の個数: 64

約数和(自身を含む): 67350528

約数和(自身を除く): 42118698

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 31, 39, 62, 65, 78, 93, 130, 155, 186, 195, 310, 390, 403, 465, 806, 930, 1209, 2015, 2087, 2418, 4030, 4174, 6045, 6261, 10435, 12090, 12522, 20870, 27131, 31305, 54262, 62610, 64697, 81393, 129394, 135655, 162786, 194091, 271310, 323485, 388182, 406965, 646970, 813930, 841061, 970455, 1682122, 1940910, 2523183, 4205305, 5046366, 8410610, 12615915, 25231830]

約数ペア:

[(1, 25231830), (2, 12615915), (3, 8410610), (5, 5046366), (6, 4205305), (10, 2523183), (13, 1940910), (15, 1682122), (26, 970455), (30, 841061), (31, 813930), (39, 646970), (62, 406965), (65, 388182), (78, 323485), (93, 271310), (130, 194091), (155, 162786), (186, 135655), (195, 129394), (310, 81393), (390, 64697), (403, 62610), (465, 54262), (806, 31305), (930, 27131), (1209, 20870), (2015, 12522), (2087, 12090), (2418, 10435), (4030, 6261), (4174, 6045)]