40377545

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 54442752

約数和(自身を除く): 14065207

約数列:

[1, 5, 13, 37, 65, 103, 163, 185, 481, 515, 815, 1339, 2119, 2405, 3811, 6031, 6695, 10595, 16789, 19055, 30155, 49543, 78403, 83945, 218257, 247715, 392015, 621193, 1091285, 3105965, 8075509, 40377545]

約数ペア:

[(1, 40377545), (5, 8075509), (13, 3105965), (37, 1091285), (65, 621193), (103, 392015), (163, 247715), (185, 218257), (481, 83945), (515, 78403), (815, 49543), (1339, 30155), (2119, 19055), (2405, 16789), (3811, 10595), (6031, 6695)]