91399120

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{383}}^1$

素因数の和:572

約数の個数: 80

約数和(自身を含む): 225699840

約数和(自身を除く): 134300720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 157, 190, 304, 314, 380, 383, 628, 760, 766, 785, 1256, 1520, 1532, 1570, 1915, 2512, 2983, 3064, 3140, 3830, 5966, 6128, 6280, 7277, 7660, 11932, 12560, 14554, 14915, 15320, 23864, 29108, 29830, 30640, 36385, 47728, 58216, 59660, 60131, 72770, 116432, 119320, 120262, 145540, 238640, 240524, 291080, 300655, 481048, 582160, 601310, 962096, 1142489, 1202620, 2284978, 2405240, 4569956, 4810480, 5712445, 9139912, 11424890, 18279824, 22849780, 45699560, 91399120]

約数ペア:

[(1, 91399120), (2, 45699560), (4, 22849780), (5, 18279824), (8, 11424890), (10, 9139912), (16, 5712445), (19, 4810480), (20, 4569956), (38, 2405240), (40, 2284978), (76, 1202620), (80, 1142489), (95, 962096), (152, 601310), (157, 582160), (190, 481048), (304, 300655), (314, 291080), (380, 240524), (383, 238640), (628, 145540), (760, 120262), (766, 119320), (785, 116432), (1256, 72770), (1520, 60131), (1532, 59660), (1570, 58216), (1915, 47728), (2512, 36385), (2983, 30640), (3064, 29830), (3140, 29108), (3830, 23864), (5966, 15320), (6128, 14915), (6280, 14554), (7277, 12560), (7660, 11932)]