156920285425

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{191}}^2\times {\mathrm{349}}^1$

素因数の和:787

約数の個数: 72

約数和(自身を含む): 214867107000

約数和(自身を除く): 57946821575

約数列:

[1, 5, 17, 25, 29, 85, 145, 191, 349, 425, 493, 725, 955, 1745, 2465, 3247, 4775, 5539, 5933, 8725, 10121, 12325, 16235, 27695, 29665, 36481, 50605, 66659, 81175, 94163, 138475, 148325, 172057, 182405, 253025, 333295, 470815, 620177, 860285, 912025, 1057949, 1133203, 1666475, 1933111, 2354075, 3100885, 4301425, 5289745, 5666015, 9665555, 12731869, 15504425, 17985133, 26448725, 28330075, 32862887, 48327775, 63659345, 89925665, 164314435, 216441773, 318296725, 369224201, 449628325, 821572175, 1082208865, 1846121005, 5411044325, 6276811417, 9230605025, 31384057085, 156920285425]

約数ペア:

[(1, 156920285425), (5, 31384057085), (17, 9230605025), (25, 6276811417), (29, 5411044325), (85, 1846121005), (145, 1082208865), (191, 821572175), (349, 449628325), (425, 369224201), (493, 318296725), (725, 216441773), (955, 164314435), (1745, 89925665), (2465, 63659345), (3247, 48327775), (4775, 32862887), (5539, 28330075), (5933, 26448725), (8725, 17985133), (10121, 15504425), (12325, 12731869), (16235, 9665555), (27695, 5666015), (29665, 5289745), (36481, 4301425), (50605, 3100885), (66659, 2354075), (81175, 1933111), (94163, 1666475), (138475, 1133203), (148325, 1057949), (172057, 912025), (182405, 860285), (253025, 620177), (333295, 470815)]