68011720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{4583}}^1$

素因数の和:4654

約数の個数: 64

約数和(自身を含む): 178225920

約数和(自身を除く): 110214200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 280, 371, 424, 530, 742, 1060, 1484, 1855, 2120, 2968, 3710, 4583, 7420, 9166, 14840, 18332, 22915, 32081, 36664, 45830, 64162, 91660, 128324, 160405, 183320, 242899, 256648, 320810, 485798, 641620, 971596, 1214495, 1283240, 1700293, 1943192, 2428990, 3400586, 4857980, 6801172, 8501465, 9715960, 13602344, 17002930, 34005860, 68011720]

約数ペア:

[(1, 68011720), (2, 34005860), (4, 17002930), (5, 13602344), (7, 9715960), (8, 8501465), (10, 6801172), (14, 4857980), (20, 3400586), (28, 2428990), (35, 1943192), (40, 1700293), (53, 1283240), (56, 1214495), (70, 971596), (106, 641620), (140, 485798), (212, 320810), (265, 256648), (280, 242899), (371, 183320), (424, 160405), (530, 128324), (742, 91660), (1060, 64162), (1484, 45830), (1855, 36664), (2120, 32081), (2968, 22915), (3710, 18332), (4583, 14840), (7420, 9166)]