72133760

素因数分解:

$2^7\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2749}}^1$

素因数の和:2809

約数の個数: 64

約数和(自身を含む): 176715000

約数和(自身を除く): 104581240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 320, 328, 410, 640, 656, 820, 1312, 1640, 2624, 2749, 3280, 5248, 5498, 6560, 10996, 13120, 13745, 21992, 26240, 27490, 43984, 54980, 87968, 109960, 112709, 175936, 219920, 225418, 351872, 439840, 450836, 563545, 879680, 901672, 1127090, 1759360, 1803344, 2254180, 3606688, 4508360, 7213376, 9016720, 14426752, 18033440, 36066880, 72133760]

約数ペア:

[(1, 72133760), (2, 36066880), (4, 18033440), (5, 14426752), (8, 9016720), (10, 7213376), (16, 4508360), (20, 3606688), (32, 2254180), (40, 1803344), (41, 1759360), (64, 1127090), (80, 901672), (82, 879680), (128, 563545), (160, 450836), (164, 439840), (205, 351872), (320, 225418), (328, 219920), (410, 175936), (640, 112709), (656, 109960), (820, 87968), (1312, 54980), (1640, 43984), (2624, 27490), (2749, 26240), (3280, 21992), (5248, 13745), (5498, 13120), (6560, 10996)]