349376690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{1061}}^1$

素因数の和:1247

約数の個数: 64

約数和(自身を含む): 722584800

約数和(自身を除く): 373208110

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 149, 170, 221, 298, 442, 745, 1061, 1105, 1490, 1937, 2122, 2210, 2533, 3874, 5066, 5305, 9685, 10610, 12665, 13793, 18037, 19370, 25330, 27586, 32929, 36074, 65858, 68965, 90185, 137930, 158089, 164645, 180370, 234481, 316178, 329290, 468962, 790445, 1172405, 1580890, 2055157, 2344810, 2687513, 4110314, 5375026, 10275785, 13437565, 20551570, 26875130, 34937669, 69875338, 174688345, 349376690]

約数ペア:

[(1, 349376690), (2, 174688345), (5, 69875338), (10, 34937669), (13, 26875130), (17, 20551570), (26, 13437565), (34, 10275785), (65, 5375026), (85, 4110314), (130, 2687513), (149, 2344810), (170, 2055157), (221, 1580890), (298, 1172405), (442, 790445), (745, 468962), (1061, 329290), (1105, 316178), (1490, 234481), (1937, 180370), (2122, 164645), (2210, 158089), (2533, 137930), (3874, 90185), (5066, 68965), (5305, 65858), (9685, 36074), (10610, 32929), (12665, 27586), (13793, 25330), (18037, 19370)]