66380650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2131}}^1$

素因数の和:2239

約数の個数: 48

約数和(自身を含む): 142758720

約数和(自身を除く): 76378070

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 89, 175, 178, 350, 445, 623, 890, 1246, 2131, 2225, 3115, 4262, 4450, 6230, 10655, 14917, 15575, 21310, 29834, 31150, 53275, 74585, 106550, 149170, 189659, 372925, 379318, 745850, 948295, 1327613, 1896590, 2655226, 4741475, 6638065, 9482950, 13276130, 33190325, 66380650]

約数ペア:

[(1, 66380650), (2, 33190325), (5, 13276130), (7, 9482950), (10, 6638065), (14, 4741475), (25, 2655226), (35, 1896590), (50, 1327613), (70, 948295), (89, 745850), (175, 379318), (178, 372925), (350, 189659), (445, 149170), (623, 106550), (890, 74585), (1246, 53275), (2131, 31150), (2225, 29834), (3115, 21310), (4262, 15575), (4450, 14917), (6230, 10655)]