65227980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{63949}}^1$

素因数の和:63978

約数の個数: 48

約数和(自身を含む): 193384800

約数和(自身を除く): 128156820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 63949, 127898, 191847, 255796, 319745, 383694, 639490, 767388, 959235, 1087133, 1278980, 1918470, 2174266, 3261399, 3836940, 4348532, 5435665, 6522798, 10871330, 13045596, 16306995, 21742660, 32613990, 65227980]

約数ペア:

[(1, 65227980), (2, 32613990), (3, 21742660), (4, 16306995), (5, 13045596), (6, 10871330), (10, 6522798), (12, 5435665), (15, 4348532), (17, 3836940), (20, 3261399), (30, 2174266), (34, 1918470), (51, 1278980), (60, 1087133), (68, 959235), (85, 767388), (102, 639490), (170, 383694), (204, 319745), (255, 255796), (340, 191847), (510, 127898), (1020, 63949)]