78244100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{857}}^1$

素因数の和:965

約数の個数: 72

約数和(自身を含む): 187675488

約数和(自身を除く): 109431388

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 83, 100, 110, 166, 220, 275, 332, 415, 550, 830, 857, 913, 1100, 1660, 1714, 1826, 2075, 3428, 3652, 4150, 4285, 4565, 8300, 8570, 9130, 9427, 17140, 18260, 18854, 21425, 22825, 37708, 42850, 45650, 47135, 71131, 85700, 91300, 94270, 142262, 188540, 235675, 284524, 355655, 471350, 711310, 782441, 942700, 1422620, 1564882, 1778275, 3129764, 3556550, 3912205, 7113100, 7824410, 15648820, 19561025, 39122050, 78244100]

約数ペア:

[(1, 78244100), (2, 39122050), (4, 19561025), (5, 15648820), (10, 7824410), (11, 7113100), (20, 3912205), (22, 3556550), (25, 3129764), (44, 1778275), (50, 1564882), (55, 1422620), (83, 942700), (100, 782441), (110, 711310), (166, 471350), (220, 355655), (275, 284524), (332, 235675), (415, 188540), (550, 142262), (830, 94270), (857, 91300), (913, 85700), (1100, 71131), (1660, 47135), (1714, 45650), (1826, 42850), (2075, 37708), (3428, 22825), (3652, 21425), (4150, 18854), (4285, 18260), (4565, 17140), (8300, 9427), (8570, 9130)]