25281830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{383}}^1$

素因数の和:461

約数の個数: 64

約数和(自身を含む): 55738368

約数和(自身を除く): 30456538

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 41, 46, 70, 82, 115, 161, 205, 230, 287, 322, 383, 410, 574, 766, 805, 943, 1435, 1610, 1886, 1915, 2681, 2870, 3830, 4715, 5362, 6601, 8809, 9430, 13202, 13405, 15703, 17618, 26810, 31406, 33005, 44045, 61663, 66010, 78515, 88090, 109921, 123326, 157030, 219842, 308315, 361169, 549605, 616630, 722338, 1099210, 1805845, 2528183, 3611690, 5056366, 12640915, 25281830]

約数ペア:

[(1, 25281830), (2, 12640915), (5, 5056366), (7, 3611690), (10, 2528183), (14, 1805845), (23, 1099210), (35, 722338), (41, 616630), (46, 549605), (70, 361169), (82, 308315), (115, 219842), (161, 157030), (205, 123326), (230, 109921), (287, 88090), (322, 78515), (383, 66010), (410, 61663), (574, 44045), (766, 33005), (805, 31406), (943, 26810), (1435, 17618), (1610, 15703), (1886, 13405), (1915, 13202), (2681, 9430), (2870, 8809), (3830, 6601), (4715, 5362)]