71911870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{149}}^1\times {\mathrm{167}}^1$

素因数の和:357

約数の個数: 48

約数和(自身を含む): 139255200

約数和(自身を除く): 67343330

約数列:

[1, 2, 5, 10, 17, 34, 85, 149, 167, 170, 289, 298, 334, 578, 745, 835, 1445, 1490, 1670, 2533, 2839, 2890, 5066, 5678, 12665, 14195, 24883, 25330, 28390, 43061, 48263, 49766, 86122, 96526, 124415, 215305, 241315, 248830, 423011, 430610, 482630, 846022, 2115055, 4230110, 7191187, 14382374, 35955935, 71911870]

約数ペア:

[(1, 71911870), (2, 35955935), (5, 14382374), (10, 7191187), (17, 4230110), (34, 2115055), (85, 846022), (149, 482630), (167, 430610), (170, 423011), (289, 248830), (298, 241315), (334, 215305), (578, 124415), (745, 96526), (835, 86122), (1445, 49766), (1490, 48263), (1670, 43061), (2533, 28390), (2839, 25330), (2890, 24883), (5066, 14195), (5678, 12665)]