71379010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{1907}}^1$

素因数の和:2130

約数の個数: 32

約数和(自身を含む): 136002240

約数和(自身を除く): 64623230

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 197, 394, 985, 1907, 1970, 3743, 3814, 7486, 9535, 18715, 19070, 36233, 37430, 72466, 181165, 362330, 375679, 751358, 1878395, 3756790, 7137901, 14275802, 35689505, 71379010]

約数ペア:

[(1, 71379010), (2, 35689505), (5, 14275802), (10, 7137901), (19, 3756790), (38, 1878395), (95, 751358), (190, 375679), (197, 362330), (394, 181165), (985, 72466), (1907, 37430), (1970, 36233), (3743, 19070), (3814, 18715), (7486, 9535)]