89363440

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{15733}}^1$

素因数の和:15817

約数の個数: 40

約数和(自身を含む): 210709728

約数和(自身を除く): 121346288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 15733, 31466, 62932, 78665, 125864, 157330, 251728, 314660, 629320, 1117043, 1258640, 2234086, 4468172, 5585215, 8936344, 11170430, 17872688, 22340860, 44681720, 89363440]

約数ペア:

[(1, 89363440), (2, 44681720), (4, 22340860), (5, 17872688), (8, 11170430), (10, 8936344), (16, 5585215), (20, 4468172), (40, 2234086), (71, 1258640), (80, 1117043), (142, 629320), (284, 314660), (355, 251728), (568, 157330), (710, 125864), (1136, 78665), (1420, 62932), (2840, 31466), (5680, 15733)]