51485880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{5431}}^1$

素因数の和:5524

約数の個数: 64

約数和(自身を含む): 156441600

約数和(自身を除く): 104955720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 158, 237, 316, 395, 474, 632, 790, 948, 1185, 1580, 1896, 2370, 3160, 4740, 5431, 9480, 10862, 16293, 21724, 27155, 32586, 43448, 54310, 65172, 81465, 108620, 130344, 162930, 217240, 325860, 429049, 651720, 858098, 1287147, 1716196, 2145245, 2574294, 3432392, 4290490, 5148588, 6435735, 8580980, 10297176, 12871470, 17161960, 25742940, 51485880]

約数ペア:

[(1, 51485880), (2, 25742940), (3, 17161960), (4, 12871470), (5, 10297176), (6, 8580980), (8, 6435735), (10, 5148588), (12, 4290490), (15, 3432392), (20, 2574294), (24, 2145245), (30, 1716196), (40, 1287147), (60, 858098), (79, 651720), (120, 429049), (158, 325860), (237, 217240), (316, 162930), (395, 130344), (474, 108620), (632, 81465), (790, 65172), (948, 54310), (1185, 43448), (1580, 32586), (1896, 27155), (2370, 21724), (3160, 16293), (4740, 10862), (5431, 9480)]