83978440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23071}}^1$

素因数の和:23102

約数の個数: 64

約数和(自身を含む): 232565760

約数和(自身を除く): 148587320

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 23071, 46142, 92284, 115355, 161497, 184568, 230710, 299923, 322994, 461420, 599846, 645988, 807485, 922840, 1199692, 1291976, 1499615, 1614970, 2099461, 2399384, 2999230, 3229940, 4198922, 5998460, 6459880, 8397844, 10497305, 11996920, 16795688, 20994610, 41989220, 83978440]

約数ペア:

[(1, 83978440), (2, 41989220), (4, 20994610), (5, 16795688), (7, 11996920), (8, 10497305), (10, 8397844), (13, 6459880), (14, 5998460), (20, 4198922), (26, 3229940), (28, 2999230), (35, 2399384), (40, 2099461), (52, 1614970), (56, 1499615), (65, 1291976), (70, 1199692), (91, 922840), (104, 807485), (130, 645988), (140, 599846), (182, 461420), (260, 322994), (280, 299923), (364, 230710), (455, 184568), (520, 161497), (728, 115355), (910, 92284), (1820, 46142), (3640, 23071)]