90355520

素因数分解:

$2^6\times 5^1\times {\mathrm{373}}^1\times {\mathrm{757}}^1$

素因数の和:1147

約数の個数: 56

約数和(自身を含む): 216020904

約数和(自身を除く): 125665384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 373, 746, 757, 1492, 1514, 1865, 2984, 3028, 3730, 3785, 5968, 6056, 7460, 7570, 11936, 12112, 14920, 15140, 23872, 24224, 29840, 30280, 48448, 59680, 60560, 119360, 121120, 242240, 282361, 564722, 1129444, 1411805, 2258888, 2823610, 4517776, 5647220, 9035552, 11294440, 18071104, 22588880, 45177760, 90355520]

約数ペア:

[(1, 90355520), (2, 45177760), (4, 22588880), (5, 18071104), (8, 11294440), (10, 9035552), (16, 5647220), (20, 4517776), (32, 2823610), (40, 2258888), (64, 1411805), (80, 1129444), (160, 564722), (320, 282361), (373, 242240), (746, 121120), (757, 119360), (1492, 60560), (1514, 59680), (1865, 48448), (2984, 30280), (3028, 29840), (3730, 24224), (3785, 23872), (5968, 15140), (6056, 14920), (7460, 12112), (7570, 11936)]