81543930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{5651}}^1$

素因数の和:5711

約数の個数: 64

約数和(自身を含む): 216494208

約数和(自身を除く): 134950278

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 37, 39, 65, 74, 78, 111, 130, 185, 195, 222, 370, 390, 481, 555, 962, 1110, 1443, 2405, 2886, 4810, 5651, 7215, 11302, 14430, 16953, 28255, 33906, 56510, 73463, 84765, 146926, 169530, 209087, 220389, 367315, 418174, 440778, 627261, 734630, 1045435, 1101945, 1254522, 2090870, 2203890, 2718131, 3136305, 5436262, 6272610, 8154393, 13590655, 16308786, 27181310, 40771965, 81543930]

約数ペア:

[(1, 81543930), (2, 40771965), (3, 27181310), (5, 16308786), (6, 13590655), (10, 8154393), (13, 6272610), (15, 5436262), (26, 3136305), (30, 2718131), (37, 2203890), (39, 2090870), (65, 1254522), (74, 1101945), (78, 1045435), (111, 734630), (130, 627261), (185, 440778), (195, 418174), (222, 367315), (370, 220389), (390, 209087), (481, 169530), (555, 146926), (962, 84765), (1110, 73463), (1443, 56510), (2405, 33906), (2886, 28255), (4810, 16953), (5651, 14430), (7215, 11302)]