90737710

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{281}}^1\times {\mathrm{659}}^1$

素因数の和:961

約数の個数: 48

約数和(自身を含む): 190959120

約数和(自身を除く): 100221410

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 281, 490, 562, 659, 1318, 1405, 1967, 2810, 3295, 3934, 4613, 6590, 9226, 9835, 13769, 19670, 23065, 27538, 32291, 46130, 64582, 68845, 137690, 161455, 185179, 322910, 370358, 925895, 1296253, 1851790, 2592506, 6481265, 9073771, 12962530, 18147542, 45368855, 90737710]

約数ペア:

[(1, 90737710), (2, 45368855), (5, 18147542), (7, 12962530), (10, 9073771), (14, 6481265), (35, 2592506), (49, 1851790), (70, 1296253), (98, 925895), (245, 370358), (281, 322910), (490, 185179), (562, 161455), (659, 137690), (1318, 68845), (1405, 64582), (1967, 46130), (2810, 32291), (3295, 27538), (3934, 23065), (4613, 19670), (6590, 13769), (9226, 9835)]