280532590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1231}}^1\times {\mathrm{1753}}^1$

素因数の和:3004

約数の個数: 32

約数和(自身を含む): 544553856

約数和(自身を除く): 264021266

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1231, 1753, 2462, 3506, 6155, 8765, 12310, 16003, 17530, 22789, 32006, 45578, 80015, 113945, 160030, 227890, 2157943, 4315886, 10789715, 21579430, 28053259, 56106518, 140266295, 280532590]

約数ペア:

[(1, 280532590), (2, 140266295), (5, 56106518), (10, 28053259), (13, 21579430), (26, 10789715), (65, 4315886), (130, 2157943), (1231, 227890), (1753, 160030), (2462, 113945), (3506, 80015), (6155, 45578), (8765, 32006), (12310, 22789), (16003, 17530)]