172912300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{823}}^1$

素因数の和:1039

約数の個数: 72

約数和(自身を含む): 411973632

約数和(自身を除く): 239061332

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 191, 220, 275, 382, 550, 764, 823, 955, 1100, 1646, 1910, 2101, 3292, 3820, 4115, 4202, 4775, 8230, 8404, 9053, 9550, 10505, 16460, 18106, 19100, 20575, 21010, 36212, 41150, 42020, 45265, 52525, 82300, 90530, 105050, 157193, 181060, 210100, 226325, 314386, 452650, 628772, 785965, 905300, 1571930, 1729123, 3143860, 3458246, 3929825, 6916492, 7859650, 8645615, 15719300, 17291230, 34582460, 43228075, 86456150, 172912300]

約数ペア:

[(1, 172912300), (2, 86456150), (4, 43228075), (5, 34582460), (10, 17291230), (11, 15719300), (20, 8645615), (22, 7859650), (25, 6916492), (44, 3929825), (50, 3458246), (55, 3143860), (100, 1729123), (110, 1571930), (191, 905300), (220, 785965), (275, 628772), (382, 452650), (550, 314386), (764, 226325), (823, 210100), (955, 181060), (1100, 157193), (1646, 105050), (1910, 90530), (2101, 82300), (3292, 52525), (3820, 45265), (4115, 42020), (4202, 41150), (4775, 36212), (8230, 21010), (8404, 20575), (9053, 19100), (9550, 18106), (10505, 16460)]