202750900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:242

約数の個数: 144

約数和(自身を含む): 515592000

約数和(自身を除く): 312841100

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 76, 89, 95, 100, 109, 110, 178, 190, 209, 218, 220, 275, 356, 380, 418, 436, 445, 475, 545, 550, 836, 890, 950, 979, 1045, 1090, 1100, 1199, 1691, 1780, 1900, 1958, 2071, 2090, 2180, 2225, 2398, 2725, 3382, 3916, 4142, 4180, 4450, 4796, 4895, 5225, 5450, 5995, 6764, 8284, 8455, 8900, 9701, 9790, 10355, 10450, 10900, 11990, 16910, 18601, 19402, 19580, 20710, 20900, 22781, 23980, 24475, 29975, 33820, 37202, 38804, 41420, 42275, 45562, 48505, 48950, 51775, 59950, 74404, 84550, 91124, 93005, 97010, 97900, 103550, 106711, 113905, 119900, 169100, 184319, 186010, 194020, 207100, 213422, 227810, 242525, 368638, 372020, 426844, 455620, 465025, 485050, 533555, 569525, 737276, 921595, 930050, 970100, 1067110, 1139050, 1843190, 1860100, 2027509, 2134220, 2278100, 2667775, 3686380, 4055018, 4607975, 5335550, 8110036, 9215950, 10137545, 10671100, 18431900, 20275090, 40550180, 50687725, 101375450, 202750900]

約数ペア:

[(1, 202750900), (2, 101375450), (4, 50687725), (5, 40550180), (10, 20275090), (11, 18431900), (19, 10671100), (20, 10137545), (22, 9215950), (25, 8110036), (38, 5335550), (44, 4607975), (50, 4055018), (55, 3686380), (76, 2667775), (89, 2278100), (95, 2134220), (100, 2027509), (109, 1860100), (110, 1843190), (178, 1139050), (190, 1067110), (209, 970100), (218, 930050), (220, 921595), (275, 737276), (356, 569525), (380, 533555), (418, 485050), (436, 465025), (445, 455620), (475, 426844), (545, 372020), (550, 368638), (836, 242525), (890, 227810), (950, 213422), (979, 207100), (1045, 194020), (1090, 186010), (1100, 184319), (1199, 169100), (1691, 119900), (1780, 113905), (1900, 106711), (1958, 103550), (2071, 97900), (2090, 97010), (2180, 93005), (2225, 91124), (2398, 84550), (2725, 74404), (3382, 59950), (3916, 51775), (4142, 48950), (4180, 48505), (4450, 45562), (4796, 42275), (4895, 41420), (5225, 38804), (5450, 37202), (5995, 33820), (6764, 29975), (8284, 24475), (8455, 23980), (8900, 22781), (9701, 20900), (9790, 20710), (10355, 19580), (10450, 19402), (10900, 18601), (11990, 16910)]