20165511200

素因数分解:

$2^5\times 5^2\times {\mathrm{131}}^1\times {\mathrm{317}}^1\times {\mathrm{607}}^1$

素因数の和:1075

約数の個数: 144

約数和(自身を含む): 49843309824

約数和(自身を除く): 29677798624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 131, 160, 200, 262, 317, 400, 524, 607, 634, 655, 800, 1048, 1214, 1268, 1310, 1585, 2096, 2428, 2536, 2620, 3035, 3170, 3275, 4192, 4856, 5072, 5240, 6070, 6340, 6550, 7925, 9712, 10144, 10480, 12140, 12680, 13100, 15175, 15850, 19424, 20960, 24280, 25360, 26200, 30350, 31700, 41527, 48560, 50720, 52400, 60700, 63400, 79517, 83054, 97120, 104800, 121400, 126800, 159034, 166108, 192419, 207635, 242800, 253600, 318068, 332216, 384838, 397585, 415270, 485600, 636136, 664432, 769676, 795170, 830540, 962095, 1038175, 1272272, 1328864, 1539352, 1590340, 1661080, 1924190, 1987925, 2076350, 2544544, 3078704, 3180680, 3322160, 3848380, 3975850, 4152700, 4810475, 6157408, 6361360, 6644320, 7696760, 7951700, 8305400, 9620950, 12722720, 15393520, 15903400, 16610800, 19241900, 25206889, 30787040, 31806800, 33221600, 38483800, 50413778, 63613600, 76967600, 100827556, 126034445, 153935200, 201655112, 252068890, 403310224, 504137780, 630172225, 806620448, 1008275560, 1260344450, 2016551120, 2520688900, 4033102240, 5041377800, 10082755600, 20165511200]

約数ペア:

[(1, 20165511200), (2, 10082755600), (4, 5041377800), (5, 4033102240), (8, 2520688900), (10, 2016551120), (16, 1260344450), (20, 1008275560), (25, 806620448), (32, 630172225), (40, 504137780), (50, 403310224), (80, 252068890), (100, 201655112), (131, 153935200), (160, 126034445), (200, 100827556), (262, 76967600), (317, 63613600), (400, 50413778), (524, 38483800), (607, 33221600), (634, 31806800), (655, 30787040), (800, 25206889), (1048, 19241900), (1214, 16610800), (1268, 15903400), (1310, 15393520), (1585, 12722720), (2096, 9620950), (2428, 8305400), (2536, 7951700), (2620, 7696760), (3035, 6644320), (3170, 6361360), (3275, 6157408), (4192, 4810475), (4856, 4152700), (5072, 3975850), (5240, 3848380), (6070, 3322160), (6340, 3180680), (6550, 3078704), (7925, 2544544), (9712, 2076350), (10144, 1987925), (10480, 1924190), (12140, 1661080), (12680, 1590340), (13100, 1539352), (15175, 1328864), (15850, 1272272), (19424, 1038175), (20960, 962095), (24280, 830540), (25360, 795170), (26200, 769676), (30350, 664432), (31700, 636136), (41527, 485600), (48560, 415270), (50720, 397585), (52400, 384838), (60700, 332216), (63400, 318068), (79517, 253600), (83054, 242800), (97120, 207635), (104800, 192419), (121400, 166108), (126800, 159034)]