164445020

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{3643}}^1$

素因数の和:3750

約数の個数: 48

約数和(自身を含む): 360581088

約数和(自身を除く): 196136068

約数列:

[1, 2, 4, 5, 10, 20, 37, 61, 74, 122, 148, 185, 244, 305, 370, 610, 740, 1220, 2257, 3643, 4514, 7286, 9028, 11285, 14572, 18215, 22570, 36430, 45140, 72860, 134791, 222223, 269582, 444446, 539164, 673955, 888892, 1111115, 1347910, 2222230, 2695820, 4444460, 8222251, 16444502, 32889004, 41111255, 82222510, 164445020]

約数ペア:

[(1, 164445020), (2, 82222510), (4, 41111255), (5, 32889004), (10, 16444502), (20, 8222251), (37, 4444460), (61, 2695820), (74, 2222230), (122, 1347910), (148, 1111115), (185, 888892), (244, 673955), (305, 539164), (370, 444446), (610, 269582), (740, 222223), (1220, 134791), (2257, 72860), (3643, 45140), (4514, 36430), (7286, 22570), (9028, 18215), (11285, 14572)]