68909260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{8069}}^1$

素因数の和:8146

約数の個数: 48

約数和(自身を含む): 168114240

約数和(自身を除く): 99204980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1708, 2135, 4270, 8069, 8540, 16138, 32276, 40345, 56483, 80690, 112966, 161380, 225932, 282415, 492209, 564830, 984418, 1129660, 1968836, 2461045, 3445463, 4922090, 6890926, 9844180, 13781852, 17227315, 34454630, 68909260]

約数ペア:

[(1, 68909260), (2, 34454630), (4, 17227315), (5, 13781852), (7, 9844180), (10, 6890926), (14, 4922090), (20, 3445463), (28, 2461045), (35, 1968836), (61, 1129660), (70, 984418), (122, 564830), (140, 492209), (244, 282415), (305, 225932), (427, 161380), (610, 112966), (854, 80690), (1220, 56483), (1708, 40345), (2135, 32276), (4270, 16138), (8069, 8540)]