87191500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{191}}^1$

素因数の和:304

約数の個数: 96

約数和(自身を含む): 211341312

約数和(自身を除く): 124149812

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 83, 100, 110, 125, 166, 191, 220, 250, 275, 332, 382, 415, 500, 550, 764, 830, 913, 955, 1100, 1375, 1660, 1826, 1910, 2075, 2101, 2750, 3652, 3820, 4150, 4202, 4565, 4775, 5500, 8300, 8404, 9130, 9550, 10375, 10505, 15853, 18260, 19100, 20750, 21010, 22825, 23875, 31706, 41500, 42020, 45650, 47750, 52525, 63412, 79265, 91300, 95500, 105050, 114125, 158530, 174383, 210100, 228250, 262625, 317060, 348766, 396325, 456500, 525250, 697532, 792650, 871915, 1050500, 1585300, 1743830, 1981625, 3487660, 3963250, 4359575, 7926500, 8719150, 17438300, 21797875, 43595750, 87191500]

約数ペア:

[(1, 87191500), (2, 43595750), (4, 21797875), (5, 17438300), (10, 8719150), (11, 7926500), (20, 4359575), (22, 3963250), (25, 3487660), (44, 1981625), (50, 1743830), (55, 1585300), (83, 1050500), (100, 871915), (110, 792650), (125, 697532), (166, 525250), (191, 456500), (220, 396325), (250, 348766), (275, 317060), (332, 262625), (382, 228250), (415, 210100), (500, 174383), (550, 158530), (764, 114125), (830, 105050), (913, 95500), (955, 91300), (1100, 79265), (1375, 63412), (1660, 52525), (1826, 47750), (1910, 45650), (2075, 42020), (2101, 41500), (2750, 31706), (3652, 23875), (3820, 22825), (4150, 21010), (4202, 20750), (4565, 19100), (4775, 18260), (5500, 15853), (8300, 10505), (8404, 10375), (9130, 9550)]