419551600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{80683}}^1$

素因数の和:80714

約数の個数: 60

約数和(自身を含む): 1085522536

約数和(自身を除く): 665970936

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 5200, 80683, 161366, 322732, 403415, 645464, 806830, 1048879, 1290928, 1613660, 2017075, 2097758, 3227320, 4034150, 4195516, 5244395, 6454640, 8068300, 8391032, 10488790, 16136600, 16782064, 20977580, 26221975, 32273200, 41955160, 52443950, 83910320, 104887900, 209775800, 419551600]

約数ペア:

[(1, 419551600), (2, 209775800), (4, 104887900), (5, 83910320), (8, 52443950), (10, 41955160), (13, 32273200), (16, 26221975), (20, 20977580), (25, 16782064), (26, 16136600), (40, 10488790), (50, 8391032), (52, 8068300), (65, 6454640), (80, 5244395), (100, 4195516), (104, 4034150), (130, 3227320), (200, 2097758), (208, 2017075), (260, 1613660), (325, 1290928), (400, 1048879), (520, 806830), (650, 645464), (1040, 403415), (1300, 322732), (2600, 161366), (5200, 80683)]