201822500

素因数分解:

$2^2\times 5^4\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1$

素因数の和:255

約数の個数: 120

約数和(自身を含む): 495966240

約数和(自身を除く): 294143740

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 41, 44, 50, 55, 82, 100, 110, 125, 164, 179, 205, 220, 250, 275, 358, 410, 451, 500, 550, 625, 716, 820, 895, 902, 1025, 1100, 1250, 1375, 1790, 1804, 1969, 2050, 2255, 2500, 2750, 3580, 3938, 4100, 4475, 4510, 5125, 5500, 6875, 7339, 7876, 8950, 9020, 9845, 10250, 11275, 13750, 14678, 17900, 19690, 20500, 22375, 22550, 25625, 27500, 29356, 36695, 39380, 44750, 45100, 49225, 51250, 56375, 73390, 80729, 89500, 98450, 102500, 111875, 112750, 146780, 161458, 183475, 196900, 223750, 225500, 246125, 281875, 322916, 366950, 403645, 447500, 492250, 563750, 733900, 807290, 917375, 984500, 1127500, 1230625, 1614580, 1834750, 2018225, 2461250, 3669500, 4036450, 4586875, 4922500, 8072900, 9173750, 10091125, 18347500, 20182250, 40364500, 50455625, 100911250, 201822500]

約数ペア:

[(1, 201822500), (2, 100911250), (4, 50455625), (5, 40364500), (10, 20182250), (11, 18347500), (20, 10091125), (22, 9173750), (25, 8072900), (41, 4922500), (44, 4586875), (50, 4036450), (55, 3669500), (82, 2461250), (100, 2018225), (110, 1834750), (125, 1614580), (164, 1230625), (179, 1127500), (205, 984500), (220, 917375), (250, 807290), (275, 733900), (358, 563750), (410, 492250), (451, 447500), (500, 403645), (550, 366950), (625, 322916), (716, 281875), (820, 246125), (895, 225500), (902, 223750), (1025, 196900), (1100, 183475), (1250, 161458), (1375, 146780), (1790, 112750), (1804, 111875), (1969, 102500), (2050, 98450), (2255, 89500), (2500, 80729), (2750, 73390), (3580, 56375), (3938, 51250), (4100, 49225), (4475, 45100), (4510, 44750), (5125, 39380), (5500, 36695), (6875, 29356), (7339, 27500), (7876, 25625), (8950, 22550), (9020, 22375), (9845, 20500), (10250, 19690), (11275, 17900), (13750, 14678)]