51338240

素因数分解:

$2^{10}\times 5^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1$

素因数の和:333

約数の個数: 88

約数和(自身を含む): 126946752

約数和(自身を除く): 75608512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 160, 185, 256, 271, 296, 320, 370, 512, 542, 592, 640, 740, 1024, 1084, 1184, 1280, 1355, 1480, 2168, 2368, 2560, 2710, 2960, 4336, 4736, 5120, 5420, 5920, 8672, 9472, 10027, 10840, 11840, 17344, 18944, 20054, 21680, 23680, 34688, 37888, 40108, 43360, 47360, 50135, 69376, 80216, 86720, 94720, 100270, 138752, 160432, 173440, 189440, 200540, 277504, 320864, 346880, 401080, 641728, 693760, 802160, 1283456, 1387520, 1604320, 2566912, 3208640, 5133824, 6417280, 10267648, 12834560, 25669120, 51338240]

約数ペア:

[(1, 51338240), (2, 25669120), (4, 12834560), (5, 10267648), (8, 6417280), (10, 5133824), (16, 3208640), (20, 2566912), (32, 1604320), (37, 1387520), (40, 1283456), (64, 802160), (74, 693760), (80, 641728), (128, 401080), (148, 346880), (160, 320864), (185, 277504), (256, 200540), (271, 189440), (296, 173440), (320, 160432), (370, 138752), (512, 100270), (542, 94720), (592, 86720), (640, 80216), (740, 69376), (1024, 50135), (1084, 47360), (1184, 43360), (1280, 40108), (1355, 37888), (1480, 34688), (2168, 23680), (2368, 21680), (2560, 20054), (2710, 18944), (2960, 17344), (4336, 11840), (4736, 10840), (5120, 10027), (5420, 9472), (5920, 8672)]