988898900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{773}}^1\times {\mathrm{1163}}^1$

素因数の和:1961

約数の個数: 72

約数和(自身を含む): 2346037344

約数和(自身を除く): 1357138444

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 773, 1100, 1163, 1546, 2326, 3092, 3865, 4652, 5815, 7730, 8503, 11630, 12793, 15460, 17006, 19325, 23260, 25586, 29075, 34012, 38650, 42515, 51172, 58150, 63965, 77300, 85030, 116300, 127930, 170060, 212575, 255860, 319825, 425150, 639650, 850300, 898999, 1279300, 1797998, 3595996, 4494995, 8989990, 9888989, 17979980, 19777978, 22474975, 39555956, 44949950, 49444945, 89899900, 98889890, 197779780, 247224725, 494449450, 988898900]

約数ペア:

[(1, 988898900), (2, 494449450), (4, 247224725), (5, 197779780), (10, 98889890), (11, 89899900), (20, 49444945), (22, 44949950), (25, 39555956), (44, 22474975), (50, 19777978), (55, 17979980), (100, 9888989), (110, 8989990), (220, 4494995), (275, 3595996), (550, 1797998), (773, 1279300), (1100, 898999), (1163, 850300), (1546, 639650), (2326, 425150), (3092, 319825), (3865, 255860), (4652, 212575), (5815, 170060), (7730, 127930), (8503, 116300), (11630, 85030), (12793, 77300), (15460, 63965), (17006, 58150), (19325, 51172), (23260, 42515), (25586, 38650), (29075, 34012)]