30906850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2797}}^1$

素因数の和:2839

約数の個数: 48

約数和(自身を含む): 65573928

約数和(自身を除く): 34667078

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 50, 65, 85, 130, 170, 221, 325, 425, 442, 650, 850, 1105, 2210, 2797, 5525, 5594, 11050, 13985, 27970, 36361, 47549, 69925, 72722, 95098, 139850, 181805, 237745, 363610, 475490, 618137, 909025, 1188725, 1236274, 1818050, 2377450, 3090685, 6181370, 15453425, 30906850]

約数ペア:

[(1, 30906850), (2, 15453425), (5, 6181370), (10, 3090685), (13, 2377450), (17, 1818050), (25, 1236274), (26, 1188725), (34, 909025), (50, 618137), (65, 475490), (85, 363610), (130, 237745), (170, 181805), (221, 139850), (325, 95098), (425, 72722), (442, 69925), (650, 47549), (850, 36361), (1105, 27970), (2210, 13985), (2797, 11050), (5525, 5594)]