157215830

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{10391}}^1$

素因数の和:10504

約数の個数: 32

約数和(自身を含む): 303030720

約数和(自身を除く): 145814890

約数列:

[1, 2, 5, 10, 17, 34, 85, 89, 170, 178, 445, 890, 1513, 3026, 7565, 10391, 15130, 20782, 51955, 103910, 176647, 353294, 883235, 924799, 1766470, 1849598, 4623995, 9247990, 15721583, 31443166, 78607915, 157215830]

約数ペア:

[(1, 157215830), (2, 78607915), (5, 31443166), (10, 15721583), (17, 9247990), (34, 4623995), (85, 1849598), (89, 1766470), (170, 924799), (178, 883235), (445, 353294), (890, 176647), (1513, 103910), (3026, 51955), (7565, 20782), (10391, 15130)]