77890716

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{751}}^1$

素因数の和:871

約数の個数: 72

約数和(自身を含む): 204748544

約数和(自身を除く): 126857828

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 67, 86, 129, 134, 172, 201, 258, 268, 387, 402, 516, 603, 751, 774, 804, 1206, 1502, 1548, 2253, 2412, 2881, 3004, 4506, 5762, 6759, 8643, 9012, 11524, 13518, 17286, 25929, 27036, 32293, 34572, 50317, 51858, 64586, 96879, 100634, 103716, 129172, 150951, 193758, 201268, 290637, 301902, 387516, 452853, 581274, 603804, 905706, 1162548, 1811412, 2163631, 4327262, 6490893, 8654524, 12981786, 19472679, 25963572, 38945358, 77890716]

約数ペア:

[(1, 77890716), (2, 38945358), (3, 25963572), (4, 19472679), (6, 12981786), (9, 8654524), (12, 6490893), (18, 4327262), (36, 2163631), (43, 1811412), (67, 1162548), (86, 905706), (129, 603804), (134, 581274), (172, 452853), (201, 387516), (258, 301902), (268, 290637), (387, 201268), (402, 193758), (516, 150951), (603, 129172), (751, 103716), (774, 100634), (804, 96879), (1206, 64586), (1502, 51858), (1548, 50317), (2253, 34572), (2412, 32293), (2881, 27036), (3004, 25929), (4506, 17286), (5762, 13518), (6759, 11524), (8643, 9012)]