157986400

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1381}}^1$

素因数の和:1425

約数の個数: 144

約数和(自身を含む): 453439728

約数和(自身を除く): 295453328

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 25, 26, 32, 40, 44, 50, 52, 55, 65, 80, 88, 100, 104, 110, 130, 143, 160, 176, 200, 208, 220, 260, 275, 286, 325, 352, 400, 416, 440, 520, 550, 572, 650, 715, 800, 880, 1040, 1100, 1144, 1300, 1381, 1430, 1760, 2080, 2200, 2288, 2600, 2762, 2860, 3575, 4400, 4576, 5200, 5524, 5720, 6905, 7150, 8800, 10400, 11048, 11440, 13810, 14300, 15191, 17953, 22096, 22880, 27620, 28600, 30382, 34525, 35906, 44192, 55240, 57200, 60764, 69050, 71812, 75955, 89765, 110480, 114400, 121528, 138100, 143624, 151910, 179530, 197483, 220960, 243056, 276200, 287248, 303820, 359060, 379775, 394966, 448825, 486112, 552400, 574496, 607640, 718120, 759550, 789932, 897650, 987415, 1104800, 1215280, 1436240, 1519100, 1579864, 1795300, 1974830, 2430560, 2872480, 3038200, 3159728, 3590600, 3949660, 4937075, 6076400, 6319456, 7181200, 7899320, 9874150, 12152800, 14362400, 15798640, 19748300, 31597280, 39496600, 78993200, 157986400]

約数ペア:

[(1, 157986400), (2, 78993200), (4, 39496600), (5, 31597280), (8, 19748300), (10, 15798640), (11, 14362400), (13, 12152800), (16, 9874150), (20, 7899320), (22, 7181200), (25, 6319456), (26, 6076400), (32, 4937075), (40, 3949660), (44, 3590600), (50, 3159728), (52, 3038200), (55, 2872480), (65, 2430560), (80, 1974830), (88, 1795300), (100, 1579864), (104, 1519100), (110, 1436240), (130, 1215280), (143, 1104800), (160, 987415), (176, 897650), (200, 789932), (208, 759550), (220, 718120), (260, 607640), (275, 574496), (286, 552400), (325, 486112), (352, 448825), (400, 394966), (416, 379775), (440, 359060), (520, 303820), (550, 287248), (572, 276200), (650, 243056), (715, 220960), (800, 197483), (880, 179530), (1040, 151910), (1100, 143624), (1144, 138100), (1300, 121528), (1381, 114400), (1430, 110480), (1760, 89765), (2080, 75955), (2200, 71812), (2288, 69050), (2600, 60764), (2762, 57200), (2860, 55240), (3575, 44192), (4400, 35906), (4576, 34525), (5200, 30382), (5524, 28600), (5720, 27620), (6905, 22880), (7150, 22096), (8800, 17953), (10400, 15191), (11048, 14300), (11440, 13810)]