1272294400

素因数分解:

$2^{10}\times 5^2\times {\mathrm{13}}^1\times {\mathrm{3823}}^1$

素因数の和:3866

約数の個数: 132

約数和(自身を含む): 3397233952

約数和(自身を除く): 2124939552

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 128, 130, 160, 200, 208, 256, 260, 320, 325, 400, 416, 512, 520, 640, 650, 800, 832, 1024, 1040, 1280, 1300, 1600, 1664, 2080, 2560, 2600, 3200, 3328, 3823, 4160, 5120, 5200, 6400, 6656, 7646, 8320, 10400, 12800, 13312, 15292, 16640, 19115, 20800, 25600, 30584, 33280, 38230, 41600, 49699, 61168, 66560, 76460, 83200, 95575, 99398, 122336, 152920, 166400, 191150, 198796, 244672, 248495, 305840, 332800, 382300, 397592, 489344, 496990, 611680, 764600, 795184, 978688, 993980, 1223360, 1242475, 1529200, 1590368, 1957376, 1987960, 2446720, 2484950, 3058400, 3180736, 3914752, 3975920, 4893440, 4969900, 6116800, 6361472, 7951840, 9786880, 9939800, 12233600, 12722944, 15903680, 19573760, 19879600, 24467200, 25445888, 31807360, 39759200, 48934400, 50891776, 63614720, 79518400, 97868800, 127229440, 159036800, 254458880, 318073600, 636147200, 1272294400]

約数ペア:

[(1, 1272294400), (2, 636147200), (4, 318073600), (5, 254458880), (8, 159036800), (10, 127229440), (13, 97868800), (16, 79518400), (20, 63614720), (25, 50891776), (26, 48934400), (32, 39759200), (40, 31807360), (50, 25445888), (52, 24467200), (64, 19879600), (65, 19573760), (80, 15903680), (100, 12722944), (104, 12233600), (128, 9939800), (130, 9786880), (160, 7951840), (200, 6361472), (208, 6116800), (256, 4969900), (260, 4893440), (320, 3975920), (325, 3914752), (400, 3180736), (416, 3058400), (512, 2484950), (520, 2446720), (640, 1987960), (650, 1957376), (800, 1590368), (832, 1529200), (1024, 1242475), (1040, 1223360), (1280, 993980), (1300, 978688), (1600, 795184), (1664, 764600), (2080, 611680), (2560, 496990), (2600, 489344), (3200, 397592), (3328, 382300), (3823, 332800), (4160, 305840), (5120, 248495), (5200, 244672), (6400, 198796), (6656, 191150), (7646, 166400), (8320, 152920), (10400, 122336), (12800, 99398), (13312, 95575), (15292, 83200), (16640, 76460), (19115, 66560), (20800, 61168), (25600, 49699), (30584, 41600), (33280, 38230)]