78967590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{202481}}^1$

素因数の和:202504

約数の個数: 32

約数和(自身を含む): 204101856

約数和(自身を除く): 125134266

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 202481, 404962, 607443, 1012405, 1214886, 2024810, 2632253, 3037215, 5264506, 6074430, 7896759, 13161265, 15793518, 26322530, 39483795, 78967590]

約数ペア:

[(1, 78967590), (2, 39483795), (3, 26322530), (5, 15793518), (6, 13161265), (10, 7896759), (13, 6074430), (15, 5264506), (26, 3037215), (30, 2632253), (39, 2024810), (65, 1214886), (78, 1012405), (130, 607443), (195, 404962), (390, 202481)]