128971180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29179}}^1$

素因数の和:29218

約数の個数: 48

約数和(自身を含む): 308841120

約数和(自身を除く): 179869940

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, 29179, 58358, 116716, 145895, 291790, 379327, 496043, 583580, 758654, 992086, 1517308, 1896635, 1984172, 2480215, 3793270, 4960430, 6448559, 7586540, 9920860, 12897118, 25794236, 32242795, 64485590, 128971180]

約数ペア:

[(1, 128971180), (2, 64485590), (4, 32242795), (5, 25794236), (10, 12897118), (13, 9920860), (17, 7586540), (20, 6448559), (26, 4960430), (34, 3793270), (52, 2480215), (65, 1984172), (68, 1896635), (85, 1517308), (130, 992086), (170, 758654), (221, 583580), (260, 496043), (340, 379327), (442, 291790), (884, 145895), (1105, 116716), (2210, 58358), (4420, 29179)]