25135660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1873}}^1$

素因数の和:1954

約数の個数: 48

約数和(自身を含む): 58558752

約数和(自身を除く): 33423092

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 122, 220, 244, 305, 610, 671, 1220, 1342, 1873, 2684, 3355, 3746, 6710, 7492, 9365, 13420, 18730, 20603, 37460, 41206, 82412, 103015, 114253, 206030, 228506, 412060, 457012, 571265, 1142530, 1256783, 2285060, 2513566, 5027132, 6283915, 12567830, 25135660]

約数ペア:

[(1, 25135660), (2, 12567830), (4, 6283915), (5, 5027132), (10, 2513566), (11, 2285060), (20, 1256783), (22, 1142530), (44, 571265), (55, 457012), (61, 412060), (110, 228506), (122, 206030), (220, 114253), (244, 103015), (305, 82412), (610, 41206), (671, 37460), (1220, 20603), (1342, 18730), (1873, 13420), (2684, 9365), (3355, 7492), (3746, 6710)]