88375220

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{379}}^1$

素因数の和:608

約数の個数: 48

約数和(自身を含む): 189604800

約数和(自身を除く): 101229580

約数列:

[1, 2, 4, 5, 10, 20, 89, 131, 178, 262, 356, 379, 445, 524, 655, 758, 890, 1310, 1516, 1780, 1895, 2620, 3790, 7580, 11659, 23318, 33731, 46636, 49649, 58295, 67462, 99298, 116590, 134924, 168655, 198596, 233180, 248245, 337310, 496490, 674620, 992980, 4418761, 8837522, 17675044, 22093805, 44187610, 88375220]

約数ペア:

[(1, 88375220), (2, 44187610), (4, 22093805), (5, 17675044), (10, 8837522), (20, 4418761), (89, 992980), (131, 674620), (178, 496490), (262, 337310), (356, 248245), (379, 233180), (445, 198596), (524, 168655), (655, 134924), (758, 116590), (890, 99298), (1310, 67462), (1516, 58295), (1780, 49649), (1895, 46636), (2620, 33731), (3790, 23318), (7580, 11659)]