31130060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7043}}^1$

素因数の和:7082

約数の個数: 48

約数和(自身を含む): 74553696

約数和(自身を除く): 43423636

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 7043, 14086, 28172, 35215, 70430, 91559, 119731, 140860, 183118, 239462, 366236, 457795, 478924, 598655, 915590, 1197310, 1556503, 1831180, 2394620, 3113006, 6226012, 7782515, 15565030, 31130060]

約数ペア:

[(1, 31130060), (2, 15565030), (4, 7782515), (5, 6226012), (10, 3113006), (13, 2394620), (17, 1831180), (20, 1556503), (26, 1197310), (34, 915590), (52, 598655), (65, 478924), (68, 457795), (85, 366236), (130, 239462), (170, 183118), (221, 140860), (260, 119731), (340, 91559), (442, 70430), (884, 35215), (1105, 28172), (2210, 14086), (4420, 7043)]