72799870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{50909}}^1$

素因数の和:50940

約数の個数: 32

約数和(自身を含む): 153951840

約数和(自身を除く): 81151970

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 50909, 101818, 254545, 509090, 559999, 661817, 1119998, 1323634, 2799995, 3309085, 5599990, 6618170, 7279987, 14559974, 36399935, 72799870]

約数ペア:

[(1, 72799870), (2, 36399935), (5, 14559974), (10, 7279987), (11, 6618170), (13, 5599990), (22, 3309085), (26, 2799995), (55, 1323634), (65, 1119998), (110, 661817), (130, 559999), (143, 509090), (286, 254545), (715, 101818), (1430, 50909)]