30523520

素因数分解:

$2^7\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1289}}^1$

素因数の和:1345

約数の個数: 64

約数和(自身を含む): 75000600

約数和(自身を除く): 44477080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 160, 185, 296, 320, 370, 592, 640, 740, 1184, 1289, 1480, 2368, 2578, 2960, 4736, 5156, 5920, 6445, 10312, 11840, 12890, 20624, 23680, 25780, 41248, 47693, 51560, 82496, 95386, 103120, 164992, 190772, 206240, 238465, 381544, 412480, 476930, 763088, 824960, 953860, 1526176, 1907720, 3052352, 3815440, 6104704, 7630880, 15261760, 30523520]

約数ペア:

[(1, 30523520), (2, 15261760), (4, 7630880), (5, 6104704), (8, 3815440), (10, 3052352), (16, 1907720), (20, 1526176), (32, 953860), (37, 824960), (40, 763088), (64, 476930), (74, 412480), (80, 381544), (128, 238465), (148, 206240), (160, 190772), (185, 164992), (296, 103120), (320, 95386), (370, 82496), (592, 51560), (640, 47693), (740, 41248), (1184, 25780), (1289, 23680), (1480, 20624), (2368, 12890), (2578, 11840), (2960, 10312), (4736, 6445), (5156, 5920)]