29133520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{257}}^1$

素因数の和:392

約数の個数: 80

約数和(自身を含む): 73901520

約数和(自身を除く): 44768000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 109, 130, 208, 218, 257, 260, 436, 514, 520, 545, 872, 1028, 1040, 1090, 1285, 1417, 1744, 2056, 2180, 2570, 2834, 3341, 4112, 4360, 5140, 5668, 6682, 7085, 8720, 10280, 11336, 13364, 14170, 16705, 20560, 22672, 26728, 28013, 28340, 33410, 53456, 56026, 56680, 66820, 112052, 113360, 133640, 140065, 224104, 267280, 280130, 364169, 448208, 560260, 728338, 1120520, 1456676, 1820845, 2241040, 2913352, 3641690, 5826704, 7283380, 14566760, 29133520]

約数ペア:

[(1, 29133520), (2, 14566760), (4, 7283380), (5, 5826704), (8, 3641690), (10, 2913352), (13, 2241040), (16, 1820845), (20, 1456676), (26, 1120520), (40, 728338), (52, 560260), (65, 448208), (80, 364169), (104, 280130), (109, 267280), (130, 224104), (208, 140065), (218, 133640), (257, 113360), (260, 112052), (436, 66820), (514, 56680), (520, 56026), (545, 53456), (872, 33410), (1028, 28340), (1040, 28013), (1090, 26728), (1285, 22672), (1417, 20560), (1744, 16705), (2056, 14170), (2180, 13364), (2570, 11336), (2834, 10280), (3341, 8720), (4112, 7085), (4360, 6682), (5140, 5668)]