89751740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{5659}}^1$

素因数の和:5742

約数の個数: 48

約数和(自身を含む): 206340960

約数和(自身を除く): 116589220

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 305, 610, 793, 1220, 1586, 3172, 3965, 5659, 7930, 11318, 15860, 22636, 28295, 56590, 73567, 113180, 147134, 294268, 345199, 367835, 690398, 735670, 1380796, 1471340, 1725995, 3451990, 4487587, 6903980, 8975174, 17950348, 22437935, 44875870, 89751740]

約数ペア:

[(1, 89751740), (2, 44875870), (4, 22437935), (5, 17950348), (10, 8975174), (13, 6903980), (20, 4487587), (26, 3451990), (52, 1725995), (61, 1471340), (65, 1380796), (122, 735670), (130, 690398), (244, 367835), (260, 345199), (305, 294268), (610, 147134), (793, 113180), (1220, 73567), (1586, 56590), (3172, 28295), (3965, 22636), (5659, 15860), (7930, 11318)]