98723900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:276

約数の個数: 108

約数和(自身を含む): 242432400

約数和(自身を除く): 143708500

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 41, 44, 50, 55, 82, 100, 110, 121, 164, 199, 205, 220, 242, 275, 398, 410, 451, 484, 550, 605, 796, 820, 902, 995, 1025, 1100, 1210, 1804, 1990, 2050, 2189, 2255, 2420, 3025, 3980, 4100, 4378, 4510, 4961, 4975, 6050, 8159, 8756, 9020, 9922, 9950, 10945, 11275, 12100, 16318, 19844, 19900, 21890, 22550, 24079, 24805, 32636, 40795, 43780, 45100, 48158, 49610, 54725, 81590, 89749, 96316, 99220, 109450, 120395, 124025, 163180, 179498, 203975, 218900, 240790, 248050, 358996, 407950, 448745, 481580, 496100, 601975, 815900, 897490, 987239, 1203950, 1794980, 1974478, 2243725, 2407900, 3948956, 4487450, 4936195, 8974900, 9872390, 19744780, 24680975, 49361950, 98723900]

約数ペア:

[(1, 98723900), (2, 49361950), (4, 24680975), (5, 19744780), (10, 9872390), (11, 8974900), (20, 4936195), (22, 4487450), (25, 3948956), (41, 2407900), (44, 2243725), (50, 1974478), (55, 1794980), (82, 1203950), (100, 987239), (110, 897490), (121, 815900), (164, 601975), (199, 496100), (205, 481580), (220, 448745), (242, 407950), (275, 358996), (398, 248050), (410, 240790), (451, 218900), (484, 203975), (550, 179498), (605, 163180), (796, 124025), (820, 120395), (902, 109450), (995, 99220), (1025, 96316), (1100, 89749), (1210, 81590), (1804, 54725), (1990, 49610), (2050, 48158), (2189, 45100), (2255, 43780), (2420, 40795), (3025, 32636), (3980, 24805), (4100, 24079), (4378, 22550), (4510, 21890), (4961, 19900), (4975, 19844), (6050, 16318), (8159, 12100), (8756, 11275), (9020, 10945), (9922, 9950)]