13256530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:235

約数の個数: 64

約数和(自身を含む): 29030400

約数和(自身を除く): 15773870

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 41, 62, 70, 82, 149, 155, 205, 217, 287, 298, 310, 410, 434, 574, 745, 1043, 1085, 1271, 1435, 1490, 2086, 2170, 2542, 2870, 4619, 5215, 6109, 6355, 8897, 9238, 10430, 12218, 12710, 17794, 23095, 30545, 32333, 42763, 44485, 46190, 61090, 64666, 85526, 88970, 161665, 189379, 213815, 323330, 378758, 427630, 946895, 1325653, 1893790, 2651306, 6628265, 13256530]

約数ペア:

[(1, 13256530), (2, 6628265), (5, 2651306), (7, 1893790), (10, 1325653), (14, 946895), (31, 427630), (35, 378758), (41, 323330), (62, 213815), (70, 189379), (82, 161665), (149, 88970), (155, 85526), (205, 64666), (217, 61090), (287, 46190), (298, 44485), (310, 42763), (410, 32333), (434, 30545), (574, 23095), (745, 17794), (1043, 12710), (1085, 12218), (1271, 10430), (1435, 9238), (1490, 8897), (2086, 6355), (2170, 6109), (2542, 5215), (2870, 4619)]