81499104

素因数分解:

$2^5\times 3^2\times {\mathrm{43}}^1\times {\mathrm{6581}}^1$

素因数の和:6640

約数の個数: 72

約数和(自身を含む): 237188952

約数和(自身を除く): 155689848

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 43, 48, 72, 86, 96, 129, 144, 172, 258, 288, 344, 387, 516, 688, 774, 1032, 1376, 1548, 2064, 3096, 4128, 6192, 6581, 12384, 13162, 19743, 26324, 39486, 52648, 59229, 78972, 105296, 118458, 157944, 210592, 236916, 282983, 315888, 473832, 565966, 631776, 848949, 947664, 1131932, 1697898, 1895328, 2263864, 2546847, 3395796, 4527728, 5093694, 6791592, 9055456, 10187388, 13583184, 20374776, 27166368, 40749552, 81499104]

約数ペア:

[(1, 81499104), (2, 40749552), (3, 27166368), (4, 20374776), (6, 13583184), (8, 10187388), (9, 9055456), (12, 6791592), (16, 5093694), (18, 4527728), (24, 3395796), (32, 2546847), (36, 2263864), (43, 1895328), (48, 1697898), (72, 1131932), (86, 947664), (96, 848949), (129, 631776), (144, 565966), (172, 473832), (258, 315888), (288, 282983), (344, 236916), (387, 210592), (516, 157944), (688, 118458), (774, 105296), (1032, 78972), (1376, 59229), (1548, 52648), (2064, 39486), (3096, 26324), (4128, 19743), (6192, 13162), (6581, 12384)]