332116720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{319343}}^1$

素因数の和:319369

約数の個数: 40

約数和(自身を含む): 831571776

約数和(自身を除く): 499455056

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 319343, 638686, 1277372, 1596715, 2554744, 3193430, 4151459, 5109488, 6386860, 8302918, 12773720, 16605836, 20757295, 25547440, 33211672, 41514590, 66423344, 83029180, 166058360, 332116720]

約数ペア:

[(1, 332116720), (2, 166058360), (4, 83029180), (5, 66423344), (8, 41514590), (10, 33211672), (13, 25547440), (16, 20757295), (20, 16605836), (26, 12773720), (40, 8302918), (52, 6386860), (65, 5109488), (80, 4151459), (104, 3193430), (130, 2554744), (208, 1596715), (260, 1277372), (520, 638686), (1040, 319343)]