20148655725

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{103049}}^1$

素因数の和:103155

約数の個数: 72

約数和(自身を含む): 39867984000

約数和(自身を除く): 19719328275

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 79, 99, 165, 225, 237, 275, 395, 495, 711, 825, 869, 1185, 1975, 2475, 2607, 3555, 4345, 5925, 7821, 13035, 17775, 21725, 39105, 65175, 103049, 195525, 309147, 515245, 927441, 1133539, 1545735, 2576225, 3400617, 4637205, 5667695, 7728675, 8140871, 10201851, 17003085, 23186025, 24422613, 28338475, 40704355, 51009255, 73267839, 85015425, 89549581, 122113065, 203521775, 255046275, 268648743, 366339195, 447747905, 610565325, 805946229, 1343243715, 1831695975, 2238739525, 4029731145, 6716218575, 20148655725]

約数ペア:

[(1, 20148655725), (3, 6716218575), (5, 4029731145), (9, 2238739525), (11, 1831695975), (15, 1343243715), (25, 805946229), (33, 610565325), (45, 447747905), (55, 366339195), (75, 268648743), (79, 255046275), (99, 203521775), (165, 122113065), (225, 89549581), (237, 85015425), (275, 73267839), (395, 51009255), (495, 40704355), (711, 28338475), (825, 24422613), (869, 23186025), (1185, 17003085), (1975, 10201851), (2475, 8140871), (2607, 7728675), (3555, 5667695), (4345, 4637205), (5925, 3400617), (7821, 2576225), (13035, 1545735), (17775, 1133539), (21725, 927441), (39105, 515245), (65175, 309147), (103049, 195525)]