148831280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{143107}}^1$

素因数の和:143133

約数の個数: 40

約数和(自身を含む): 372653232

約数和(自身を除く): 223821952

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 143107, 286214, 572428, 715535, 1144856, 1431070, 1860391, 2289712, 2862140, 3720782, 5724280, 7441564, 9301955, 11448560, 14883128, 18603910, 29766256, 37207820, 74415640, 148831280]

約数ペア:

[(1, 148831280), (2, 74415640), (4, 37207820), (5, 29766256), (8, 18603910), (10, 14883128), (13, 11448560), (16, 9301955), (20, 7441564), (26, 5724280), (40, 3720782), (52, 2862140), (65, 2289712), (80, 1860391), (104, 1431070), (130, 1144856), (208, 715535), (260, 572428), (520, 286214), (1040, 143107)]