81511350

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{10253}}^1$

素因数の和:10321

約数の個数: 48

約数和(自身を含む): 205982352

約数和(自身を除く): 124471002

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 53, 75, 106, 150, 159, 265, 318, 530, 795, 1325, 1590, 2650, 3975, 7950, 10253, 20506, 30759, 51265, 61518, 102530, 153795, 256325, 307590, 512650, 543409, 768975, 1086818, 1537950, 1630227, 2717045, 3260454, 5434090, 8151135, 13585225, 16302270, 27170450, 40755675, 81511350]

約数ペア:

[(1, 81511350), (2, 40755675), (3, 27170450), (5, 16302270), (6, 13585225), (10, 8151135), (15, 5434090), (25, 3260454), (30, 2717045), (50, 1630227), (53, 1537950), (75, 1086818), (106, 768975), (150, 543409), (159, 512650), (265, 307590), (318, 256325), (530, 153795), (795, 102530), (1325, 61518), (1590, 51265), (2650, 30759), (3975, 20506), (7950, 10253)]