2148100900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^3\times {\mathrm{16139}}^1$

素因数の和:16186

約数の個数: 72

約数和(自身を含む): 5127484320

約数和(自身を除く): 2979383420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 121, 220, 242, 275, 484, 550, 605, 1100, 1210, 1331, 2420, 2662, 3025, 5324, 6050, 6655, 12100, 13310, 16139, 26620, 32278, 33275, 64556, 66550, 80695, 133100, 161390, 177529, 322780, 355058, 403475, 710116, 806950, 887645, 1613900, 1775290, 1952819, 3550580, 3905638, 4438225, 7811276, 8876450, 9764095, 17752900, 19528190, 21481009, 39056380, 42962018, 48820475, 85924036, 97640950, 107405045, 195281900, 214810090, 429620180, 537025225, 1074050450, 2148100900]

約数ペア:

[(1, 2148100900), (2, 1074050450), (4, 537025225), (5, 429620180), (10, 214810090), (11, 195281900), (20, 107405045), (22, 97640950), (25, 85924036), (44, 48820475), (50, 42962018), (55, 39056380), (100, 21481009), (110, 19528190), (121, 17752900), (220, 9764095), (242, 8876450), (275, 7811276), (484, 4438225), (550, 3905638), (605, 3550580), (1100, 1952819), (1210, 1775290), (1331, 1613900), (2420, 887645), (2662, 806950), (3025, 710116), (5324, 403475), (6050, 355058), (6655, 322780), (12100, 177529), (13310, 161390), (16139, 133100), (26620, 80695), (32278, 66550), (33275, 64556)]