158486540

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{3511}}^1$

素因数の和:3618

約数の個数: 48

約数和(自身を含む): 347519424

約数和(自身を除く): 189032884

約数列:

[1, 2, 4, 5, 10, 20, 37, 61, 74, 122, 148, 185, 244, 305, 370, 610, 740, 1220, 2257, 3511, 4514, 7022, 9028, 11285, 14044, 17555, 22570, 35110, 45140, 70220, 129907, 214171, 259814, 428342, 519628, 649535, 856684, 1070855, 1299070, 2141710, 2598140, 4283420, 7924327, 15848654, 31697308, 39621635, 79243270, 158486540]

約数ペア:

[(1, 158486540), (2, 79243270), (4, 39621635), (5, 31697308), (10, 15848654), (20, 7924327), (37, 4283420), (61, 2598140), (74, 2141710), (122, 1299070), (148, 1070855), (185, 856684), (244, 649535), (305, 519628), (370, 428342), (610, 259814), (740, 214171), (1220, 129907), (2257, 70220), (3511, 45140), (4514, 35110), (7022, 22570), (9028, 17555), (11285, 14044)]