47706880

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:142

約数の個数: 144

約数和(自身を含む): 127741824

約数和(自身を除く): 80034944

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 47, 52, 61, 64, 65, 80, 94, 104, 122, 128, 130, 160, 188, 208, 235, 244, 256, 260, 305, 320, 376, 416, 470, 488, 520, 610, 611, 640, 752, 793, 832, 940, 976, 1040, 1220, 1222, 1280, 1504, 1586, 1664, 1880, 1952, 2080, 2440, 2444, 2867, 3008, 3055, 3172, 3328, 3760, 3904, 3965, 4160, 4880, 4888, 5734, 6016, 6110, 6344, 7520, 7808, 7930, 8320, 9760, 9776, 11468, 12032, 12220, 12688, 14335, 15040, 15616, 15860, 16640, 19520, 19552, 22936, 24440, 25376, 28670, 30080, 31720, 37271, 39040, 39104, 45872, 48880, 50752, 57340, 60160, 63440, 74542, 78080, 78208, 91744, 97760, 101504, 114680, 126880, 149084, 156416, 183488, 186355, 195520, 203008, 229360, 253760, 298168, 366976, 372710, 391040, 458720, 507520, 596336, 733952, 745420, 782080, 917440, 1015040, 1192672, 1490840, 1834880, 2385344, 2981680, 3669760, 4770688, 5963360, 9541376, 11926720, 23853440, 47706880]

約数ペア:

[(1, 47706880), (2, 23853440), (4, 11926720), (5, 9541376), (8, 5963360), (10, 4770688), (13, 3669760), (16, 2981680), (20, 2385344), (26, 1834880), (32, 1490840), (40, 1192672), (47, 1015040), (52, 917440), (61, 782080), (64, 745420), (65, 733952), (80, 596336), (94, 507520), (104, 458720), (122, 391040), (128, 372710), (130, 366976), (160, 298168), (188, 253760), (208, 229360), (235, 203008), (244, 195520), (256, 186355), (260, 183488), (305, 156416), (320, 149084), (376, 126880), (416, 114680), (470, 101504), (488, 97760), (520, 91744), (610, 78208), (611, 78080), (640, 74542), (752, 63440), (793, 60160), (832, 57340), (940, 50752), (976, 48880), (1040, 45872), (1220, 39104), (1222, 39040), (1280, 37271), (1504, 31720), (1586, 30080), (1664, 28670), (1880, 25376), (1952, 24440), (2080, 22936), (2440, 19552), (2444, 19520), (2867, 16640), (3008, 15860), (3055, 15616), (3172, 15040), (3328, 14335), (3760, 12688), (3904, 12220), (3965, 12032), (4160, 11468), (4880, 9776), (4888, 9760), (5734, 8320), (6016, 7930), (6110, 7808), (6344, 7520)]