32325220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{499}}^1$

素因数の和:628

約数の個数: 48

約数和(自身を含む): 70560000

約数和(自身を除く): 38234780

約数列:

[1, 2, 4, 5, 10, 20, 41, 79, 82, 158, 164, 205, 316, 395, 410, 499, 790, 820, 998, 1580, 1996, 2495, 3239, 4990, 6478, 9980, 12956, 16195, 20459, 32390, 39421, 40918, 64780, 78842, 81836, 102295, 157684, 197105, 204590, 394210, 409180, 788420, 1616261, 3232522, 6465044, 8081305, 16162610, 32325220]

約数ペア:

[(1, 32325220), (2, 16162610), (4, 8081305), (5, 6465044), (10, 3232522), (20, 1616261), (41, 788420), (79, 409180), (82, 394210), (158, 204590), (164, 197105), (205, 157684), (316, 102295), (395, 81836), (410, 78842), (499, 64780), (790, 40918), (820, 39421), (998, 32390), (1580, 20459), (1996, 16195), (2495, 12956), (3239, 9980), (4990, 6478)]