25730636

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{103}}^1\times {\mathrm{173}}^1$

素因数の和:318

約数の個数: 36

約数和(自身を含む): 48262032

約数和(自身を除く): 22531396

約数列:

[1, 2, 4, 19, 38, 76, 103, 173, 206, 346, 361, 412, 692, 722, 1444, 1957, 3287, 3914, 6574, 7828, 13148, 17819, 35638, 37183, 62453, 71276, 74366, 124906, 148732, 249812, 338561, 677122, 1354244, 6432659, 12865318, 25730636]

約数ペア:

[(1, 25730636), (2, 12865318), (4, 6432659), (19, 1354244), (38, 677122), (76, 338561), (103, 249812), (173, 148732), (206, 124906), (346, 74366), (361, 71276), (412, 62453), (692, 37183), (722, 35638), (1444, 17819), (1957, 13148), (3287, 7828), (3914, 6574)]