29447840

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^2$

素因数の和:190

約数の個数: 72

約数和(自身を含む): 72346932

約数和(自身を除く): 42899092

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 67, 80, 82, 134, 160, 164, 205, 268, 328, 335, 410, 536, 656, 670, 820, 1072, 1312, 1340, 1640, 2144, 2680, 2747, 3280, 4489, 5360, 5494, 6560, 8978, 10720, 10988, 13735, 17956, 21976, 22445, 27470, 35912, 43952, 44890, 54940, 71824, 87904, 89780, 109880, 143648, 179560, 184049, 219760, 359120, 368098, 439520, 718240, 736196, 920245, 1472392, 1840490, 2944784, 3680980, 5889568, 7361960, 14723920, 29447840]

約数ペア:

[(1, 29447840), (2, 14723920), (4, 7361960), (5, 5889568), (8, 3680980), (10, 2944784), (16, 1840490), (20, 1472392), (32, 920245), (40, 736196), (41, 718240), (67, 439520), (80, 368098), (82, 359120), (134, 219760), (160, 184049), (164, 179560), (205, 143648), (268, 109880), (328, 89780), (335, 87904), (410, 71824), (536, 54940), (656, 44890), (670, 43952), (820, 35912), (1072, 27470), (1312, 22445), (1340, 21976), (1640, 17956), (2144, 13735), (2680, 10988), (2747, 10720), (3280, 8978), (4489, 6560), (5360, 5494)]