425247440

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{32611}}^1$

素因数の和:32787

約数の個数: 40

約数和(自身を含む): 994796448

約数和(自身を除く): 569549008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 326, 652, 815, 1304, 1630, 2608, 3260, 6520, 13040, 32611, 65222, 130444, 163055, 260888, 326110, 521776, 652220, 1304440, 2608880, 5315593, 10631186, 21262372, 26577965, 42524744, 53155930, 85049488, 106311860, 212623720, 425247440]

約数ペア:

[(1, 425247440), (2, 212623720), (4, 106311860), (5, 85049488), (8, 53155930), (10, 42524744), (16, 26577965), (20, 21262372), (40, 10631186), (80, 5315593), (163, 2608880), (326, 1304440), (652, 652220), (815, 521776), (1304, 326110), (1630, 260888), (2608, 163055), (3260, 130444), (6520, 65222), (13040, 32611)]