55573480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{881}}^1$

素因数の和:994

約数の個数: 64

約数和(自身を含む): 133358400

約数和(自身を除く): 77784920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 83, 95, 152, 166, 190, 332, 380, 415, 664, 760, 830, 881, 1577, 1660, 1762, 3154, 3320, 3524, 4405, 6308, 7048, 7885, 8810, 12616, 15770, 16739, 17620, 31540, 33478, 35240, 63080, 66956, 73123, 83695, 133912, 146246, 167390, 292492, 334780, 365615, 584984, 669560, 731230, 1389337, 1462460, 2778674, 2924920, 5557348, 6946685, 11114696, 13893370, 27786740, 55573480]

約数ペア:

[(1, 55573480), (2, 27786740), (4, 13893370), (5, 11114696), (8, 6946685), (10, 5557348), (19, 2924920), (20, 2778674), (38, 1462460), (40, 1389337), (76, 731230), (83, 669560), (95, 584984), (152, 365615), (166, 334780), (190, 292492), (332, 167390), (380, 146246), (415, 133912), (664, 83695), (760, 73123), (830, 66956), (881, 63080), (1577, 35240), (1660, 33478), (1762, 31540), (3154, 17620), (3320, 16739), (3524, 15770), (4405, 12616), (6308, 8810), (7048, 7885)]