1520581065

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{227}}^1\times {\mathrm{241}}^1$

素因数の和:602

約数の個数: 64

約数和(自身を含む): 2621963520

約数和(自身を除く): 1101382455

約数列:

[1, 3, 5, 15, 17, 51, 85, 109, 227, 241, 255, 327, 545, 681, 723, 1135, 1205, 1635, 1853, 3405, 3615, 3859, 4097, 5559, 9265, 11577, 12291, 19295, 20485, 24743, 26269, 27795, 54707, 57885, 61455, 74229, 78807, 123715, 131345, 164121, 273535, 371145, 394035, 420631, 446573, 820605, 930019, 1261893, 1339719, 2103155, 2232865, 2790057, 4650095, 5963063, 6309465, 6698595, 13950285, 17889189, 29815315, 89445945, 101372071, 304116213, 506860355, 1520581065]

約数ペア:

[(1, 1520581065), (3, 506860355), (5, 304116213), (15, 101372071), (17, 89445945), (51, 29815315), (85, 17889189), (109, 13950285), (227, 6698595), (241, 6309465), (255, 5963063), (327, 4650095), (545, 2790057), (681, 2232865), (723, 2103155), (1135, 1339719), (1205, 1261893), (1635, 930019), (1853, 820605), (3405, 446573), (3615, 420631), (3859, 394035), (4097, 371145), (5559, 273535), (9265, 164121), (11577, 131345), (12291, 123715), (19295, 78807), (20485, 74229), (24743, 61455), (26269, 57885), (27795, 54707)]