65872000

素因数分解:

$2^7\times 5^3\times {\mathrm{23}}^1\times {\mathrm{179}}^1$

素因数の和:231

約数の個数: 128

約数和(自身を含む): 171849600

約数和(自身を除く): 105977600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 64, 80, 92, 100, 115, 125, 128, 160, 179, 184, 200, 230, 250, 320, 358, 368, 400, 460, 500, 575, 640, 716, 736, 800, 895, 920, 1000, 1150, 1432, 1472, 1600, 1790, 1840, 2000, 2300, 2864, 2875, 2944, 3200, 3580, 3680, 4000, 4117, 4475, 4600, 5728, 5750, 7160, 7360, 8000, 8234, 8950, 9200, 11456, 11500, 14320, 14720, 16000, 16468, 17900, 18400, 20585, 22375, 22912, 23000, 28640, 32936, 35800, 36800, 41170, 44750, 46000, 57280, 65872, 71600, 73600, 82340, 89500, 92000, 102925, 114560, 131744, 143200, 164680, 179000, 184000, 205850, 263488, 286400, 329360, 358000, 368000, 411700, 514625, 526976, 572800, 658720, 716000, 823400, 1029250, 1317440, 1432000, 1646800, 2058500, 2634880, 2864000, 3293600, 4117000, 6587200, 8234000, 13174400, 16468000, 32936000, 65872000]

約数ペア:

[(1, 65872000), (2, 32936000), (4, 16468000), (5, 13174400), (8, 8234000), (10, 6587200), (16, 4117000), (20, 3293600), (23, 2864000), (25, 2634880), (32, 2058500), (40, 1646800), (46, 1432000), (50, 1317440), (64, 1029250), (80, 823400), (92, 716000), (100, 658720), (115, 572800), (125, 526976), (128, 514625), (160, 411700), (179, 368000), (184, 358000), (200, 329360), (230, 286400), (250, 263488), (320, 205850), (358, 184000), (368, 179000), (400, 164680), (460, 143200), (500, 131744), (575, 114560), (640, 102925), (716, 92000), (736, 89500), (800, 82340), (895, 73600), (920, 71600), (1000, 65872), (1150, 57280), (1432, 46000), (1472, 44750), (1600, 41170), (1790, 36800), (1840, 35800), (2000, 32936), (2300, 28640), (2864, 23000), (2875, 22912), (2944, 22375), (3200, 20585), (3580, 18400), (3680, 17900), (4000, 16468), (4117, 16000), (4475, 14720), (4600, 14320), (5728, 11500), (5750, 11456), (7160, 9200), (7360, 8950), (8000, 8234)]