81228108

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{281}}^1$

素因数の和:427

約数の個数: 96

約数和(自身を含む): 218877120

約数和(自身を除く): 137649012

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 109, 156, 204, 218, 221, 281, 327, 436, 442, 562, 654, 663, 843, 884, 1124, 1308, 1326, 1417, 1686, 1853, 2652, 2834, 3372, 3653, 3706, 4251, 4777, 5559, 5668, 7306, 7412, 8502, 9554, 10959, 11118, 14331, 14612, 17004, 19108, 21918, 22236, 24089, 28662, 30629, 43836, 48178, 57324, 61258, 62101, 72267, 91887, 96356, 122516, 124202, 144534, 183774, 186303, 248404, 289068, 367548, 372606, 398177, 520693, 745212, 796354, 1041386, 1194531, 1562079, 1592708, 2082772, 2389062, 3124158, 4778124, 6248316, 6769009, 13538018, 20307027, 27076036, 40614054, 81228108]

約数ペア:

[(1, 81228108), (2, 40614054), (3, 27076036), (4, 20307027), (6, 13538018), (12, 6769009), (13, 6248316), (17, 4778124), (26, 3124158), (34, 2389062), (39, 2082772), (51, 1592708), (52, 1562079), (68, 1194531), (78, 1041386), (102, 796354), (109, 745212), (156, 520693), (204, 398177), (218, 372606), (221, 367548), (281, 289068), (327, 248404), (436, 186303), (442, 183774), (562, 144534), (654, 124202), (663, 122516), (843, 96356), (884, 91887), (1124, 72267), (1308, 62101), (1326, 61258), (1417, 57324), (1686, 48178), (1853, 43836), (2652, 30629), (2834, 28662), (3372, 24089), (3653, 22236), (3706, 21918), (4251, 19108), (4777, 17004), (5559, 14612), (5668, 14331), (7306, 11118), (7412, 10959), (8502, 9554)]