69995800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{173}}^1$

素因数の和:230

約数の個数: 144

約数和(自身を含む): 198714960

約数和(自身を除く): 128719160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 25, 28, 34, 35, 40, 50, 56, 68, 70, 85, 100, 119, 136, 140, 170, 173, 175, 200, 238, 280, 289, 340, 346, 350, 425, 476, 578, 595, 680, 692, 700, 850, 865, 952, 1156, 1190, 1211, 1384, 1400, 1445, 1700, 1730, 2023, 2312, 2380, 2422, 2890, 2941, 2975, 3400, 3460, 4046, 4325, 4760, 4844, 5780, 5882, 5950, 6055, 6920, 7225, 8092, 8650, 9688, 10115, 11560, 11764, 11900, 12110, 14450, 14705, 16184, 17300, 20230, 20587, 23528, 23800, 24220, 28900, 29410, 30275, 34600, 40460, 41174, 48440, 49997, 50575, 57800, 58820, 60550, 73525, 80920, 82348, 99994, 101150, 102935, 117640, 121100, 147050, 164696, 199988, 202300, 205870, 242200, 249985, 294100, 349979, 399976, 404600, 411740, 499970, 514675, 588200, 699958, 823480, 999940, 1029350, 1249925, 1399916, 1749895, 1999880, 2058700, 2499850, 2799832, 3499790, 4117400, 4999700, 6999580, 8749475, 9999400, 13999160, 17498950, 34997900, 69995800]

約数ペア:

[(1, 69995800), (2, 34997900), (4, 17498950), (5, 13999160), (7, 9999400), (8, 8749475), (10, 6999580), (14, 4999700), (17, 4117400), (20, 3499790), (25, 2799832), (28, 2499850), (34, 2058700), (35, 1999880), (40, 1749895), (50, 1399916), (56, 1249925), (68, 1029350), (70, 999940), (85, 823480), (100, 699958), (119, 588200), (136, 514675), (140, 499970), (170, 411740), (173, 404600), (175, 399976), (200, 349979), (238, 294100), (280, 249985), (289, 242200), (340, 205870), (346, 202300), (350, 199988), (425, 164696), (476, 147050), (578, 121100), (595, 117640), (680, 102935), (692, 101150), (700, 99994), (850, 82348), (865, 80920), (952, 73525), (1156, 60550), (1190, 58820), (1211, 57800), (1384, 50575), (1400, 49997), (1445, 48440), (1700, 41174), (1730, 40460), (2023, 34600), (2312, 30275), (2380, 29410), (2422, 28900), (2890, 24220), (2941, 23800), (2975, 23528), (3400, 20587), (3460, 20230), (4046, 17300), (4325, 16184), (4760, 14705), (4844, 14450), (5780, 12110), (5882, 11900), (5950, 11764), (6055, 11560), (6920, 10115), (7225, 9688), (8092, 8650)]