80936830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{691}}^1$

素因数の和:781

約数の個数: 64

約数和(自身を含む): 169501248

約数和(自身を除く): 88564418

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 53, 65, 85, 106, 130, 170, 221, 265, 442, 530, 689, 691, 901, 1105, 1378, 1382, 1802, 2210, 3445, 3455, 4505, 6890, 6910, 8983, 9010, 11713, 11747, 17966, 23426, 23494, 36623, 44915, 58565, 58735, 73246, 89830, 117130, 117470, 152711, 183115, 305422, 366230, 476099, 622591, 763555, 952198, 1245182, 1527110, 2380495, 3112955, 4760990, 6225910, 8093683, 16187366, 40468415, 80936830]

約数ペア:

[(1, 80936830), (2, 40468415), (5, 16187366), (10, 8093683), (13, 6225910), (17, 4760990), (26, 3112955), (34, 2380495), (53, 1527110), (65, 1245182), (85, 952198), (106, 763555), (130, 622591), (170, 476099), (221, 366230), (265, 305422), (442, 183115), (530, 152711), (689, 117470), (691, 117130), (901, 89830), (1105, 73246), (1378, 58735), (1382, 58565), (1802, 44915), (2210, 36623), (3445, 23494), (3455, 23426), (4505, 17966), (6890, 11747), (6910, 11713), (8983, 9010)]