1292590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:244

約数の個数: 32

約数和(自身を含む): 2562336

約数和(自身を除く): 1269746

約数列:

[1, 2, 5, 10, 13, 26, 61, 65, 122, 130, 163, 305, 326, 610, 793, 815, 1586, 1630, 2119, 3965, 4238, 7930, 9943, 10595, 19886, 21190, 49715, 99430, 129259, 258518, 646295, 1292590]

約数ペア:

[(1, 1292590), (2, 646295), (5, 258518), (10, 129259), (13, 99430), (26, 49715), (61, 21190), (65, 19886), (122, 10595), (130, 9943), (163, 7930), (305, 4238), (326, 3965), (610, 2119), (793, 1630), (815, 1586)]