99470480

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{15739}}^1$

素因数の和:15831

約数の個数: 40

約数和(自身を含む): 234211200

約数和(自身を除く): 134740720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 15739, 31478, 62956, 78695, 125912, 157390, 251824, 314780, 629560, 1243381, 1259120, 2486762, 4973524, 6216905, 9947048, 12433810, 19894096, 24867620, 49735240, 99470480]

約数ペア:

[(1, 99470480), (2, 49735240), (4, 24867620), (5, 19894096), (8, 12433810), (10, 9947048), (16, 6216905), (20, 4973524), (40, 2486762), (79, 1259120), (80, 1243381), (158, 629560), (316, 314780), (395, 251824), (632, 157390), (790, 125912), (1264, 78695), (1580, 62956), (3160, 31478), (6320, 15739)]