51771200

素因数分解:

$2^6\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:185

約数の個数: 168

約数和(自身を含む): 145511520

約数和(自身を除く): 93740320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 25, 26, 32, 38, 40, 50, 52, 64, 65, 76, 80, 95, 100, 104, 130, 131, 152, 160, 190, 200, 208, 247, 260, 262, 304, 320, 325, 380, 400, 416, 475, 494, 520, 524, 608, 650, 655, 760, 800, 832, 950, 988, 1040, 1048, 1216, 1235, 1300, 1310, 1520, 1600, 1703, 1900, 1976, 2080, 2096, 2470, 2489, 2600, 2620, 3040, 3275, 3406, 3800, 3952, 4160, 4192, 4940, 4978, 5200, 5240, 6080, 6175, 6550, 6812, 7600, 7904, 8384, 8515, 9880, 9956, 10400, 10480, 12350, 12445, 13100, 13624, 15200, 15808, 17030, 19760, 19912, 20800, 20960, 24700, 24890, 26200, 27248, 30400, 32357, 34060, 39520, 39824, 41920, 42575, 49400, 49780, 52400, 54496, 62225, 64714, 68120, 79040, 79648, 85150, 98800, 99560, 104800, 108992, 124450, 129428, 136240, 159296, 161785, 170300, 197600, 199120, 209600, 248900, 258856, 272480, 323570, 340600, 395200, 398240, 497800, 517712, 544960, 647140, 681200, 796480, 808925, 995600, 1035424, 1294280, 1362400, 1617850, 1991200, 2070848, 2588560, 2724800, 3235700, 3982400, 5177120, 6471400, 10354240, 12942800, 25885600, 51771200]

約数ペア:

[(1, 51771200), (2, 25885600), (4, 12942800), (5, 10354240), (8, 6471400), (10, 5177120), (13, 3982400), (16, 3235700), (19, 2724800), (20, 2588560), (25, 2070848), (26, 1991200), (32, 1617850), (38, 1362400), (40, 1294280), (50, 1035424), (52, 995600), (64, 808925), (65, 796480), (76, 681200), (80, 647140), (95, 544960), (100, 517712), (104, 497800), (130, 398240), (131, 395200), (152, 340600), (160, 323570), (190, 272480), (200, 258856), (208, 248900), (247, 209600), (260, 199120), (262, 197600), (304, 170300), (320, 161785), (325, 159296), (380, 136240), (400, 129428), (416, 124450), (475, 108992), (494, 104800), (520, 99560), (524, 98800), (608, 85150), (650, 79648), (655, 79040), (760, 68120), (800, 64714), (832, 62225), (950, 54496), (988, 52400), (1040, 49780), (1048, 49400), (1216, 42575), (1235, 41920), (1300, 39824), (1310, 39520), (1520, 34060), (1600, 32357), (1703, 30400), (1900, 27248), (1976, 26200), (2080, 24890), (2096, 24700), (2470, 20960), (2489, 20800), (2600, 19912), (2620, 19760), (3040, 17030), (3275, 15808), (3406, 15200), (3800, 13624), (3952, 13100), (4160, 12445), (4192, 12350), (4940, 10480), (4978, 10400), (5200, 9956), (5240, 9880), (6080, 8515), (6175, 8384), (6550, 7904), (6812, 7600)]