15799850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1249}}^1$

素因数の和:1295

約数の個数: 48

約数和(自身を含む): 33480000

約数和(自身を除く): 17680150

約数列:

[1, 2, 5, 10, 11, 22, 23, 25, 46, 50, 55, 110, 115, 230, 253, 275, 506, 550, 575, 1150, 1249, 1265, 2498, 2530, 6245, 6325, 12490, 12650, 13739, 27478, 28727, 31225, 57454, 62450, 68695, 137390, 143635, 287270, 315997, 343475, 631994, 686950, 718175, 1436350, 1579985, 3159970, 7899925, 15799850]

約数ペア:

[(1, 15799850), (2, 7899925), (5, 3159970), (10, 1579985), (11, 1436350), (22, 718175), (23, 686950), (25, 631994), (46, 343475), (50, 315997), (55, 287270), (110, 143635), (115, 137390), (230, 68695), (253, 62450), (275, 57454), (506, 31225), (550, 28727), (575, 27478), (1150, 13739), (1249, 12650), (1265, 12490), (2498, 6325), (2530, 6245)]