25013628

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1$

素因数の和:347

約数の個数: 72

約数和(自身を含む): 65978640

約数和(自身を除く): 40965012

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 89, 111, 148, 178, 211, 222, 267, 333, 356, 422, 444, 534, 633, 666, 801, 844, 1068, 1266, 1332, 1602, 1899, 2532, 3204, 3293, 3798, 6586, 7596, 7807, 9879, 13172, 15614, 18779, 19758, 23421, 29637, 31228, 37558, 39516, 46842, 56337, 59274, 70263, 75116, 93684, 112674, 118548, 140526, 169011, 225348, 281052, 338022, 676044, 694823, 1389646, 2084469, 2779292, 4168938, 6253407, 8337876, 12506814, 25013628]

約数ペア:

[(1, 25013628), (2, 12506814), (3, 8337876), (4, 6253407), (6, 4168938), (9, 2779292), (12, 2084469), (18, 1389646), (36, 694823), (37, 676044), (74, 338022), (89, 281052), (111, 225348), (148, 169011), (178, 140526), (211, 118548), (222, 112674), (267, 93684), (333, 75116), (356, 70263), (422, 59274), (444, 56337), (534, 46842), (633, 39516), (666, 37558), (801, 31228), (844, 29637), (1068, 23421), (1266, 19758), (1332, 18779), (1602, 15614), (1899, 13172), (2532, 9879), (3204, 7807), (3293, 7596), (3798, 6586)]