73395680

素因数分解:

$2^5\times 5^1\times {\mathrm{647}}^1\times {\mathrm{709}}^1$

素因数の和:1371

約数の個数: 48

約数和(自身を含む): 173910240

約数和(自身を除く): 100514560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 647, 709, 1294, 1418, 2588, 2836, 3235, 3545, 5176, 5672, 6470, 7090, 10352, 11344, 12940, 14180, 20704, 22688, 25880, 28360, 51760, 56720, 103520, 113440, 458723, 917446, 1834892, 2293615, 3669784, 4587230, 7339568, 9174460, 14679136, 18348920, 36697840, 73395680]

約数ペア:

[(1, 73395680), (2, 36697840), (4, 18348920), (5, 14679136), (8, 9174460), (10, 7339568), (16, 4587230), (20, 3669784), (32, 2293615), (40, 1834892), (80, 917446), (160, 458723), (647, 113440), (709, 103520), (1294, 56720), (1418, 51760), (2588, 28360), (2836, 25880), (3235, 22688), (3545, 20704), (5176, 14180), (5672, 12940), (6470, 11344), (7090, 10352)]