71881576

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{373}}^1$

素因数の和:518

約数の個数: 64

約数和(自身を含む): 155509200

約数和(自身を除く): 83627624

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 109, 136, 218, 221, 373, 436, 442, 746, 872, 884, 1417, 1492, 1768, 1853, 2834, 2984, 3706, 4849, 5668, 6341, 7412, 9698, 11336, 12682, 14824, 19396, 24089, 25364, 38792, 40657, 48178, 50728, 81314, 82433, 96356, 162628, 164866, 192712, 325256, 329732, 528541, 659464, 691169, 1057082, 1382338, 2114164, 2764676, 4228328, 5529352, 8985197, 17970394, 35940788, 71881576]

約数ペア:

[(1, 71881576), (2, 35940788), (4, 17970394), (8, 8985197), (13, 5529352), (17, 4228328), (26, 2764676), (34, 2114164), (52, 1382338), (68, 1057082), (104, 691169), (109, 659464), (136, 528541), (218, 329732), (221, 325256), (373, 192712), (436, 164866), (442, 162628), (746, 96356), (872, 82433), (884, 81314), (1417, 50728), (1492, 48178), (1768, 40657), (1853, 38792), (2834, 25364), (2984, 24089), (3706, 19396), (4849, 14824), (5668, 12682), (6341, 11336), (7412, 9698)]