156611990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{47}}^1\times {\mathrm{1153}}^1$

素因数の和:1241

約数の個数: 48

約数和(自身を含む): 306096192

約数和(自身を除く): 149484202

約数列:

[1, 2, 5, 10, 17, 34, 47, 85, 94, 170, 235, 289, 470, 578, 799, 1153, 1445, 1598, 2306, 2890, 3995, 5765, 7990, 11530, 13583, 19601, 27166, 39202, 54191, 67915, 98005, 108382, 135830, 196010, 270955, 333217, 541910, 666434, 921247, 1666085, 1842494, 3332170, 4606235, 9212470, 15661199, 31322398, 78305995, 156611990]

約数ペア:

[(1, 156611990), (2, 78305995), (5, 31322398), (10, 15661199), (17, 9212470), (34, 4606235), (47, 3332170), (85, 1842494), (94, 1666085), (170, 921247), (235, 666434), (289, 541910), (470, 333217), (578, 270955), (799, 196010), (1153, 135830), (1445, 108382), (1598, 98005), (2306, 67915), (2890, 54191), (3995, 39202), (5765, 27166), (7990, 19601), (11530, 13583)]