51279040

素因数分解:

$2^6\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:186

約数の個数: 112

約数和(自身を含む): 129259584

約数和(自身を除く): 77980544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 61, 64, 71, 74, 80, 122, 142, 148, 160, 185, 244, 284, 296, 305, 320, 355, 370, 488, 568, 592, 610, 710, 740, 976, 1136, 1184, 1220, 1420, 1480, 1952, 2257, 2272, 2368, 2440, 2627, 2840, 2960, 3904, 4331, 4514, 4544, 4880, 5254, 5680, 5920, 8662, 9028, 9760, 10508, 11285, 11360, 11840, 13135, 17324, 18056, 19520, 21016, 21655, 22570, 22720, 26270, 34648, 36112, 42032, 43310, 45140, 52540, 69296, 72224, 84064, 86620, 90280, 105080, 138592, 144448, 160247, 168128, 173240, 180560, 210160, 277184, 320494, 346480, 361120, 420320, 640988, 692960, 722240, 801235, 840640, 1281976, 1385920, 1602470, 2563952, 3204940, 5127904, 6409880, 10255808, 12819760, 25639520, 51279040]

約数ペア:

[(1, 51279040), (2, 25639520), (4, 12819760), (5, 10255808), (8, 6409880), (10, 5127904), (16, 3204940), (20, 2563952), (32, 1602470), (37, 1385920), (40, 1281976), (61, 840640), (64, 801235), (71, 722240), (74, 692960), (80, 640988), (122, 420320), (142, 361120), (148, 346480), (160, 320494), (185, 277184), (244, 210160), (284, 180560), (296, 173240), (305, 168128), (320, 160247), (355, 144448), (370, 138592), (488, 105080), (568, 90280), (592, 86620), (610, 84064), (710, 72224), (740, 69296), (976, 52540), (1136, 45140), (1184, 43310), (1220, 42032), (1420, 36112), (1480, 34648), (1952, 26270), (2257, 22720), (2272, 22570), (2368, 21655), (2440, 21016), (2627, 19520), (2840, 18056), (2960, 17324), (3904, 13135), (4331, 11840), (4514, 11360), (4544, 11285), (4880, 10508), (5254, 9760), (5680, 9028), (5920, 8662)]