25437960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3719}}^1$

素因数の和:3755

約数の個数: 96

約数和(自身を含む): 87048000

約数和(自身を除く): 61610040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 456, 570, 684, 760, 855, 1140, 1368, 1710, 2280, 3420, 3719, 6840, 7438, 11157, 14876, 18595, 22314, 29752, 33471, 37190, 44628, 55785, 66942, 70661, 74380, 89256, 111570, 133884, 141322, 148760, 167355, 211983, 223140, 267768, 282644, 334710, 353305, 423966, 446280, 565288, 635949, 669420, 706610, 847932, 1059915, 1271898, 1338840, 1413220, 1695864, 2119830, 2543796, 2826440, 3179745, 4239660, 5087592, 6359490, 8479320, 12718980, 25437960]

約数ペア:

[(1, 25437960), (2, 12718980), (3, 8479320), (4, 6359490), (5, 5087592), (6, 4239660), (8, 3179745), (9, 2826440), (10, 2543796), (12, 2119830), (15, 1695864), (18, 1413220), (19, 1338840), (20, 1271898), (24, 1059915), (30, 847932), (36, 706610), (38, 669420), (40, 635949), (45, 565288), (57, 446280), (60, 423966), (72, 353305), (76, 334710), (90, 282644), (95, 267768), (114, 223140), (120, 211983), (152, 167355), (171, 148760), (180, 141322), (190, 133884), (228, 111570), (285, 89256), (342, 74380), (360, 70661), (380, 66942), (456, 55785), (570, 44628), (684, 37190), (760, 33471), (855, 29752), (1140, 22314), (1368, 18595), (1710, 14876), (2280, 11157), (3420, 7438), (3719, 6840)]