91899620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{3037}}^1$

素因数の和:3152

約数の個数: 48

約数和(自身を含む): 206705520

約数和(自身を除く): 114805900

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 89, 170, 178, 340, 356, 445, 890, 1513, 1780, 3026, 3037, 6052, 6074, 7565, 12148, 15130, 15185, 30260, 30370, 51629, 60740, 103258, 206516, 258145, 270293, 516290, 540586, 1032580, 1081172, 1351465, 2702930, 4594981, 5405860, 9189962, 18379924, 22974905, 45949810, 91899620]

約数ペア:

[(1, 91899620), (2, 45949810), (4, 22974905), (5, 18379924), (10, 9189962), (17, 5405860), (20, 4594981), (34, 2702930), (68, 1351465), (85, 1081172), (89, 1032580), (170, 540586), (178, 516290), (340, 270293), (356, 258145), (445, 206516), (890, 103258), (1513, 60740), (1780, 51629), (3026, 30370), (3037, 30260), (6052, 15185), (6074, 15130), (7565, 12148)]