1303194880

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{78317}}^1$

素因数の和:78351

約数の個数: 72

約数和(自身を含む): 3361721832

約数和(自身を除く): 2058526952

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 520, 640, 832, 1040, 1280, 1664, 2080, 3328, 4160, 8320, 16640, 78317, 156634, 313268, 391585, 626536, 783170, 1018121, 1253072, 1566340, 2036242, 2506144, 3132680, 4072484, 5012288, 5090605, 6265360, 8144968, 10024576, 10181210, 12530720, 16289936, 20049152, 20362420, 25061440, 32579872, 40724840, 50122880, 65159744, 81449680, 100245760, 130319488, 162899360, 260638976, 325798720, 651597440, 1303194880]

約数ペア:

[(1, 1303194880), (2, 651597440), (4, 325798720), (5, 260638976), (8, 162899360), (10, 130319488), (13, 100245760), (16, 81449680), (20, 65159744), (26, 50122880), (32, 40724840), (40, 32579872), (52, 25061440), (64, 20362420), (65, 20049152), (80, 16289936), (104, 12530720), (128, 10181210), (130, 10024576), (160, 8144968), (208, 6265360), (256, 5090605), (260, 5012288), (320, 4072484), (416, 3132680), (520, 2506144), (640, 2036242), (832, 1566340), (1040, 1253072), (1280, 1018121), (1664, 783170), (2080, 626536), (3328, 391585), (4160, 313268), (8320, 156634), (16640, 78317)]