187581160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{1993}}^1$

素因数の和:2198

約数の個数: 64

約数和(自身を含む): 457264080

約数和(自身を除く): 269682920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 181, 260, 362, 520, 724, 905, 1448, 1810, 1993, 2353, 3620, 3986, 4706, 7240, 7972, 9412, 9965, 11765, 15944, 18824, 19930, 23530, 25909, 39860, 47060, 51818, 79720, 94120, 103636, 129545, 207272, 259090, 360733, 518180, 721466, 1036360, 1442932, 1803665, 2885864, 3607330, 4689529, 7214660, 9379058, 14429320, 18758116, 23447645, 37516232, 46895290, 93790580, 187581160]

約数ペア:

[(1, 187581160), (2, 93790580), (4, 46895290), (5, 37516232), (8, 23447645), (10, 18758116), (13, 14429320), (20, 9379058), (26, 7214660), (40, 4689529), (52, 3607330), (65, 2885864), (104, 1803665), (130, 1442932), (181, 1036360), (260, 721466), (362, 518180), (520, 360733), (724, 259090), (905, 207272), (1448, 129545), (1810, 103636), (1993, 94120), (2353, 79720), (3620, 51818), (3986, 47060), (4706, 39860), (7240, 25909), (7972, 23530), (9412, 19930), (9965, 18824), (11765, 15944)]