82209702940

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4451}}^1\times {\mathrm{13007}}^1$

素因数の和:17538

約数の個数: 48

約数和(自身を含む): 175124726784

約数和(自身を除く): 92915023844

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 4451, 8902, 13007, 17804, 22255, 26014, 44510, 52028, 65035, 89020, 130070, 260140, 316021, 632042, 923497, 1264084, 1580105, 1846994, 3160210, 3693988, 4617485, 6320420, 9234970, 18469940, 57894157, 115788314, 231576628, 289470785, 578941570, 1157883140, 4110485147, 8220970294, 16441940588, 20552425735, 41104851470, 82209702940]

約数ペア:

[(1, 82209702940), (2, 41104851470), (4, 20552425735), (5, 16441940588), (10, 8220970294), (20, 4110485147), (71, 1157883140), (142, 578941570), (284, 289470785), (355, 231576628), (710, 115788314), (1420, 57894157), (4451, 18469940), (8902, 9234970), (13007, 6320420), (17804, 4617485), (22255, 3693988), (26014, 3160210), (44510, 1846994), (52028, 1580105), (65035, 1264084), (89020, 923497), (130070, 632042), (260140, 316021)]