771650

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:107

約数の個数: 48

約数和(自身を含む): 1660608

約数和(自身を除く): 888958

約数列:

[1, 2, 5, 10, 11, 22, 23, 25, 46, 50, 55, 61, 110, 115, 122, 230, 253, 275, 305, 506, 550, 575, 610, 671, 1150, 1265, 1342, 1403, 1525, 2530, 2806, 3050, 3355, 6325, 6710, 7015, 12650, 14030, 15433, 16775, 30866, 33550, 35075, 70150, 77165, 154330, 385825, 771650]

約数ペア:

[(1, 771650), (2, 385825), (5, 154330), (10, 77165), (11, 70150), (22, 35075), (23, 33550), (25, 30866), (46, 16775), (50, 15433), (55, 14030), (61, 12650), (110, 7015), (115, 6710), (122, 6325), (230, 3355), (253, 3050), (275, 2806), (305, 2530), (506, 1525), (550, 1403), (575, 1342), (610, 1265), (671, 1150)]