39919568

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1$

素因数の和:244

約数の個数: 80

約数和(自身を含む): 88660992

約数和(自身を除く): 48741424

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 41, 52, 62, 82, 104, 124, 151, 164, 208, 248, 302, 328, 403, 496, 533, 604, 656, 806, 1066, 1208, 1271, 1612, 1963, 2132, 2416, 2542, 3224, 3926, 4264, 4681, 5084, 6191, 6448, 7852, 8528, 9362, 10168, 12382, 15704, 16523, 18724, 20336, 24764, 31408, 33046, 37448, 49528, 60853, 66092, 74896, 80483, 99056, 121706, 132184, 160966, 191921, 243412, 264368, 321932, 383842, 486824, 643864, 767684, 973648, 1287728, 1535368, 2494973, 3070736, 4989946, 9979892, 19959784, 39919568]

約数ペア:

[(1, 39919568), (2, 19959784), (4, 9979892), (8, 4989946), (13, 3070736), (16, 2494973), (26, 1535368), (31, 1287728), (41, 973648), (52, 767684), (62, 643864), (82, 486824), (104, 383842), (124, 321932), (151, 264368), (164, 243412), (208, 191921), (248, 160966), (302, 132184), (328, 121706), (403, 99056), (496, 80483), (533, 74896), (604, 66092), (656, 60853), (806, 49528), (1066, 37448), (1208, 33046), (1271, 31408), (1612, 24764), (1963, 20336), (2132, 18724), (2416, 16523), (2542, 15704), (3224, 12382), (3926, 10168), (4264, 9362), (4681, 8528), (5084, 7852), (6191, 6448)]